Slim205/openbook_ift · Datasets at Hugging Face

id stringlengths 2 7	question_stem stringlengths 1 333	choices sequence	answerKey stringclasses 4 values	fact1 stringlengths 13 150	humanScore float32 0.8 1	clarity float32 0 2	turkIdAnonymized stringclasses 83 values	ift_instruction stringlengths 49 1.81k	ift_answer stringlengths 56 612
7-980	The sun is responsible for	{ "text": [ "puppies learning new tricks", "children growing up and getting old", "flowers wilting in a vase", "plants sprouting, blooming and wilting" ], "label": [ "A", "B", "C", "D" ] }	D	the sun is the source of energy for physical cycles on Earth	1	2	b356d338b7	Which phenomenon is most directly influenced by the sun: puppies learning new tricks, children growing up and getting old, flowers wilting in a vase, or plants sprouting, blooming, and wilting, since they are all impacted by this powerful force but in significantly different ways?	The last option is correct because plants sprouting, blooming, and wilting are primarily driven by the sun's energy through processes such as photosynthesis and phototropism, directly influencing their life cycle.
7-584	When standing miles away from Mount Rushmore	{ "text": [ "the mountains seem very close", "the mountains are boring", "the mountains look the same as from up close", "the mountains seem smaller than in photographs" ], "label": [ "A", "B", "C", "D" ] }	D	as distance to an object increases , that object will appear smaller	1	1.4	b356d338b7	As you stand miles away from Mount Rushmore, you notice a mix of reactions from the crowd of tourists around you. Some seem to be marveling at the majestic grandeur of the monument, exclaiming that the mountains seem very close and as if they could almost touch the faces of the presidents carved into the granite. Others appear to be underwhelmed, shrugging their shoulders and stating that the mountains are boring, lacking the drama and awe-inspiring presence they expected. A few tourists are engaged in heated debates, arguing that the mountains look the same as they do from up close, while others claim that they seem smaller than in the photographs they had seen beforehand.	The last option is correct because as distance to an object increases, it appears smaller due to the decrease in angular size, as objects are perceived as smaller when viewed from a farther away.
7-870	When food is reduced in the stomach	{ "text": [ "the mind needs time to digest", "take a second to digest what I said", "nutrients are being deconstructed", "reader's digest is a body of works" ], "label": [ "A", "B", "C", "D" ] }	C	digestion is when stomach acid breaks down food	1	1.6	b356d338b7	What happens to food after it is swallowed and enters the stomach, but before it is broken down into smaller particles in the intestines, depending on whether it is a common idiomatic expression referring to a need for reflection, a scientific process involving enzyme activity, or a reference to a popular magazine that publishes a collection of articles, which of the following occurs:	The third option is correct because digestion is when stomach acid breaks down food, a scientific process involving enzyme activity.
7-321	Stars are	{ "text": [ "warm lights that float", "made out of nitrate", "great balls of gas burning billions of miles away", "lights in the sky" ], "label": [ "A", "B", "C", "D" ] }	C	a star is made of gases	1	1.6	b356d338b7	What are stars, which can be described as warm lights that float in space, are made of nitrate, appear as great balls of gas burning billions of miles away, or lights in the sky that we observe from Earth?	The third option is correct because it accurately describes the composition and appearance of stars as great balls of gas, which is consistent with the scientific understanding of stellar structure and formation.
9-732	You can make a telescope with a	{ "text": [ "straw", "Glass", "Candle", "mailing tube" ], "label": [ "A", "B", "C", "D" ] }	D	Galileo Galilei made improvements to the telescope to make better observations of celestial bodies	0.8	1	cee82219a0	Which of the following objects is most likely to be used as a makeshift telescope when combined with another object, allowing you to magnify distant objects: a straw, a glass, a candle, or a mailing tube?	The last option is correct because a mailing tube, typically made of a cylindrical shape, can be used in conjunction with a lens such as a magnifying glass to create a makeshift telescope.
9-782	Poison causes harm to which of the following?	{ "text": [ "a Tree", "a robot", "a house", "a car" ], "label": [ "A", "B", "C", "D" ] }	A	poison causes harm to living things	1	1.8	0a040d1ed1	What type of substance or object is most likely to cause harm to a tree, a robot, a house, or a car if it comes into contact with it?	The first option is correct because a car would most likely cause harm to a tree, a robot, a house, or a car if it comes into contact with it due to its weight and potential to cause physical damage.
9-87	an inherited characteristic found on all mammals is	{ "text": [ "nails", "teeth", "shoes", "fur" ], "label": [ "A", "B", "C", "D" ] }	D	the colors of the parts of an organism are inherited characteristics	0.8	1.6	dc78319bb0	What is a specific inherited characteristic that is found on all mammals, and from which options does it typically consist of the same materials as a human's nails, are hard and cannot be chewed like human teeth, have a sole that can provide support similar to a human's shoes, or grow continuously like the fur found on many mammals?	The last option is correct because the fur of mammals, like human nails, consists of keratin, a tough protein, is hard and not edible like teeth, has a sole or paw pad for support, and grows continuously like the fur found on many mammals.
155	What doesn't eliminate waste?	{ "text": [ "plants", "mushrooms", "bacteria", "robots" ], "label": [ "A", "B", "C", "D" ] }	D	all living things eliminate waste	1	1.4	7189327f06	Which of the following organisms or systems, plants, mushrooms, bacteria, or robots, does not play a primary role in breaking down and eliminating organic waste in ecosystems?	The last option is correct because robots are artificial entities and do not have biological processes that allow them to break down and eliminate organic waste in ecosystems.
1046	As a car approaches you in the night	{ "text": [ "the headlights become more intense", "the headlights recede into the dark", "the headlights remain at a constant", "the headlights turn off" ], "label": [ "A", "B", "C", "D" ] }	A	as a source of light becomes closer , that source will appear brighter	1	2	a8ecf6eaeb	As a car approaches you in the night, what happens to the brightness of its headlights relative to the surrounding darkness: do they become more intense, recede into the dark, remain at a constant level, or turn off altogether?	The first option is correct because as the car approaches you, the light source (headlights) becomes closer, making them appear brighter relative to the surrounding darkness.
7-637	When the weather changes as it does from Christmas to Easter,	{ "text": [ "the air may chill", "the ground may freeze", "the plants may die", "the ground may warm" ], "label": [ "A", "B", "C", "D" ] }	D	seasons cause change to the environment	1	1.8	b356d338b7	When the weather changes as it does from Christmas to Easter, which of the following is most likely to occur: the air may chill, the ground may freeze, the plants may die, the ground may warm.	The last option is correct because the time period from Christmas to Easter generally marks the transition from winter to spring, a season characterized by warming temperatures as the Earth's axis continues to tilt towards the sun.
9-678	Using mirrors to focus collected light from heavenly bodies allows	{ "text": [ "detailed observation", "foregone conclusions", "radiation experiments", "celestial music" ], "label": [ "A", "B", "C", "D" ] }	A	detailed observation of celestial objects requires a telescope	0.8	1.8	7c933a44d8	What technique, if any, is most effectively used in conjunction with mirrors to focus collected light from heavenly bodies, making it possible to study celestial phenomena in greater detail, without jumping to foregone conclusions based on incomplete data, such as analyzing the effects of radiation from distant stars or the composition of the cosmos through the composition of celestial music, and the most accurate option among these would be to use detailed observation to analyze the reflected light that is intensified and concentrated by the mirrors.	The first option is correct because detailed observation of celestial objects is effectively used in conjunction with mirrors to focus and analyze collected light from heavenly bodies.
1591	Which of these things will supplement a squirrel's caloric needs?	{ "text": [ "fish", "tree bark", "nuts", "leaves" ], "label": [ "A", "B", "C", "D" ] }	C	an animal needs to eat food for nutrients	0.8	1.6	303bb2cb4a	A squirrel's diet consists primarily of nuts, but if it were to supplement its caloric needs with one of the following options, which would be the most suitable choice: fish, tree bark, leaves, or nuts?	The third option is correct because it aligns with the question's description that a squirrel's diet consists primarily of nuts, implying that nuts would be a natural and familiar supplement to their existing diet.
9-572	As you look deeper into a Marbel you can see	{ "text": [ "the future", "minut defects", "colors", "the other side" ], "label": [ "A", "B", "C", "D" ] }	B	as the size of an object appears larger , that object will be observed better	0.8	0.8	dc78319bb0	As you look deeper into a marble, can you see the future, a multitude of minuscule defects, a kaleidoscope of colors, or the other side of the sphere?	The second option is correct because as the size of an object appears larger, that object will be observed better due to its increased perceived size allowing for more detail to be visible.
8-72	What happens when mercury is placed in water?	{ "text": [ "it dissolves", "it sinks", "it floats", "it hardens" ], "label": [ "A", "B", "C", "D" ] }	B	a body of water is a source of water	0.8	1.8	7804e1ff8e	If you place a small amount of mercury in a container of water, what will it do: it dissolves, it sinks, it floats, it hardens?	The second option is correct because mercury is a dense metal that is heavier than water, so it will sink when placed in a container of water.
7-235	In the desert, a hawk may enjoy an occasional	{ "text": [ "coyote", "reptile", "bat", "scorpion" ], "label": [ "A", "B", "C", "D" ] }	B	hawks eat lizards	1	1	b356d338b7	What might a hawk in the desert occasionally enjoy besides flying and perching on a cactus: a scorpion's hunt, a bat's nocturnal spectacle, a coyote's hunting prowess, or a reptile's ability to regulate its body temperature?	The second option is correct because in the desert environment, a hawk would likely appreciate a reptile's ability to regulate its body temperature, as this would be a useful adaptation for surviving in the harsh desert climate.
7-1167	A magnet will stick to	{ "text": [ "a belt buckle", "a wooden table", "a plastic cup", "a paper plate" ], "label": [ "A", "B", "C", "D" ] }	A	a magnet attracts magnetic metals through magnetism	1	2	83ad69bf22	Which item would a magnet stick to: a belt buckle, a wooden table, a plastic cup, or a paper plate?	The first option is correct because a belt buckle is typically made of metal, which is a ferromagnetic material that can be attracted to a magnet.
1834	Shorter periods of daylight happen	{ "text": [ "October to December", "November to March", "December to April", "December to March" ], "label": [ "A", "B", "C", "D" ] }	D	the amount of daylight is least in the winter	0.8	1.4	a8ecf6eaeb	What month range is typically associated with the period when the days start getting shorter in the Northern Hemisphere, which is characterized by the transition from longer to shorter periods of daylight, with options including October to December, November to March, December to April, and December to March?	The last option is correct, December to March is the month range typically associated with the period when the days start getting shorter in the Northern Hemisphere, characterized by the transition from longer to shorter periods of daylight.
9-872	A person is lost in a dense forest, and needs to find their home. They know their home is to the south, and they are headed north. They can find home by using a	{ "text": [ "northern-directing device", "northern light reader", "northeastern winds", "north central credit" ], "label": [ "A", "B", "C", "D" ] }	A	a compass is a kind of tool for determining direction by pointing north	1	1.6	b356d338b7	A person is lost in a dense forest and is trying to find their way home, which they know is located to the south. They are currently heading in the north direction. In order to navigate effectively, they need to use one of the following methods to determine their direction: a northern-directing device, a northern light reader, the northeastern winds, or the north central credit. Which method will be the most helpful in guiding them back to their home in the south?	The first option is correct because a northern-directing device, such as a compass, can accurately indicate the direction north, allowing the person to make the necessary adjustments to head south towards their home.
116	Where are you likely to find a nonrenewable resource?	{ "text": [ "a forest", "a dam", "a mine", "a solar panel" ], "label": [ "A", "B", "C", "D" ] }	C	natural gas is a nonrenewable resource	0.8	2	7189327f06	In an effort to reduce our reliance on finite energy sources, which location is most likely to be the source of a nonrenewable resource: a forest, a dam, a mine, or a solar panel?	The third option is correct because a mine is a location where nonrenewable resources such as coal, oil, and natural gas are typically extracted from the earth.
8-81	A man is searching for his dog in the woods and brings a flashlight. The flashlight has two large batteries in it, which	{ "text": [ "provide light due to wiring", "provide light through plastic", "use light to heat the flashlight", "provide light due to moisture" ], "label": [ "A", "B", "C", "D" ] }	A	a flashlight converts chemical energy into light energy	1	1.8	b356d338b7	The man is searching for his dog in the woods and brings a flashlight. The flashlight has two large batteries in it, which allow it to produce light through the process of electrical resistance, allowing the flashlight to illuminate the dark woods, but the man is wondering if he should have opted for a flashlight that uses light to heat the interior, such as one that relies on incandescence to produce light, or if the design of the flashlight's bulb, which uses a transparent or translucent plastic lens to focus and project the light, is a more crucial factor in its ability to provide sufficient illumination.	The first option is correct because the man's flashlight converts chemical energy into electrical energy which is then utilized by the circuit and wiring to produce light.
9-404	the summer solstice is on June 21st in the	{ "text": [ "in the south pacific", "upper portion of earth", "lower portion of earth", "the equator near the tropics" ], "label": [ "A", "B", "C", "D" ] }	B	the summer solstice is on June 21st in the northern hemisphere	0.8	1.6	dc78319bb0	Which of the following regions would experience the summer solstice on June 21st, a time when the upper portion of the Earth is tilted maximally towards the sun, a time of increased daylight and warmth: in the south Pacific, the upper portion of the Earth, the lower portion of the Earth, the equator near the tropics.	The second option is correct because the upper portion of the Earth in the northern hemisphere would be tilted maximally towards the sun on June 21st, resulting in increased daylight and warmth.
8-310	A mouse is being hunted by a Great Horned Owl. The owl watches the mouse carefully, and the mouse is unaware that it is being hunted. The mouse is unable to tell where the owl is, because	{ "text": [ "the owl is invisible", "the mouse is oblivious", "the mouse is blind", "the owl matches its background" ], "label": [ "A", "B", "C", "D" ] }	D	camouflage is used for hiding by animals from predators	0.8	1.8	b356d338b7	A Great Horned Owl is hunting a mouse in a forest. The owl watches the mouse carefully, and the mouse is unaware that it is being hunted. The mouse is unable to tell where the owl is because the owl is invisible, the mouse is oblivious to its surroundings, the mouse is blind, or the owl is able to perfectly match its background color, making it nearly impossible to detect.	The last option is correct because camouflage allows the Great Horned Owl to blend in with its surroundings, making it nearly impossible for the mouse to detect its presence.
1380	You would use a seismometer if	{ "text": [ "A mysterious rumble off the coast of Japan", "Someone farted in class", "Kids were stomping on the floor", "to track the buzz of a bee" ], "label": [ "A", "B", "C", "D" ] }	A	a seismometer is used to measure the strength or magnitude of an earthquake	1	2	cee82219a0	You would use a seismometer to determine which of the following was the source of a disturbance: A mysterious rumble off the coast of Japan, someone farting in class, kids stomping on the floor, or the buzz of a bee.	The first option is correct because a seismometer is specifically designed to detect seismic waves caused by earthquakes, making it the most suitable choice for determining the source of a mysterious rumble off the coast of Japan, which is likely caused by seismic activity.
7-1133	Many animals that give birth to live young have	{ "text": [ "gills", "scales", "exoskeletons", "legs" ], "label": [ "A", "B", "C", "D" ] }	D	mammals give birth to live young	1	1.2	7189327f06	Which of the following are characteristics commonly found in animals that give birth to live young, such as dolphins with their gills, some fish with their scales, certain insects with their exoskeletons, or salamanders with their legs?	The last option is correct because while dolphins, fish, and insects do have characteristics like gills, scales, and exoskeletons, salamanders are the ones listed that give birth to live young, which often have legs.
9-295	A child will only grow if they are provided with	{ "text": [ "a bed", "education", "inspiration", "energy" ], "label": [ "A", "B", "C", "D" ] }	D	an organism requires energy for growth	1	1.6	dc78319bb0	What is the essential element that a child must be provided with in order to grow and develop physically, mentally, and emotionally, and is often associated with the support of a bed for rest and sleep, the acquisition of knowledge through education, the spark of creativity and motivation from inspiration, or the vitality of physical activity and mental stimulation from energy?	The last option is correct because energy is the fundamental element that sustains all aspects of a child's growth and development, encompassing the vitality for physical activity, the spark of creativity, and the motivation for learning and mental stimulation.
9-512	Every twenty-four hours and fifty minutes, the moon can have an effect on bodies of water causing them to	{ "text": [ "swell", "float", "die", "burn" ], "label": [ "A", "B", "C", "D" ] }	A	high tide is a stage in the tide cycle process	1	2	b356d338b7	What change can occur in bodies of water every twenty-four hours and fifty minutes, due to the moon's gravitational pull, which can cause them to either gently swell with an influx of water, smoothly float to the surface, rapidly die from lack of oxygen, or catch fire due to volcanic activity triggered by tidal movements?	The first option is correct, because high tide is a stage in the tide cycle process caused by the moon's gravitational pull, which can cause bodies of water to swell with an influx of water.
7-1065	The many trees on a forest floor	{ "text": [ "are unable to decay", "are able to regrow themselves", "are broken down for good", "broke, passed, will decay" ], "label": [ "A", "B", "C", "D" ] }	D	if a tree falls then that tree is dead	1	1.8	b356d338b7	What happens to the trunks and branches of the many trees that have fallen on a forest floor, which are likely to be: are unable to decay, are able to regrow themselves, are broken down for good, broke, will decay?	The last option is correct because over time, fallen tree trunks and branches will decay due to natural processes such as microbial action, insect infestation, and weathering, ultimately returning nutrients to the soil.
9-122	A car is driving on a highway trying to get up the the speed limit. However, there are strong winds hitting the windshield of the car. Even though the driver is trying to speed up, the high winds	{ "text": [ "flip the car over", "help the car go faster", "conflict with the driver's goal", "move the car sideways" ], "label": [ "A", "B", "C", "D" ] }	C	a force acting on an object in the opposite direction that the object is moving can cause that object 's speed to decrease in a forward motion	1	2	b356d338b7	What would you do to help the car safely reach its desired speed on the highway despite the strong winds, considering the options of flipping the car over, helping the car go faster, directly conflicting with the driver's goal of reaching the speed limit, or moving the car sideways, and assuming that flipping the car over would likely result in a loss of control, helping the car go faster might not be effective against strong headwinds, conflicting with the driver's goal would only hinder the situation, and moving the car sideways would require significant maneuvering.	The third option is correct because helping the car go faster would directly conflict with the driver's goal of reaching the speed limit, which would only hinder the situation rather than help the car safely reach its desired speed.
8-78	a student leaves a nail line on a mineral sample, so that mineral can be described as what?	{ "text": [ "a mineral", "a soft mineral", "a liquid mineral", "a mineral melt" ], "label": [ "A", "B", "C", "D" ] }	B	if a mineral can be scratched by a fingernail then that mineral is soft	1	1.6	cf7109905e	What can be said about the mineral sample after a student leaves a nail line on it: it is a hard mineral, it is a soft mineral, it is a liquid mineral, or it is a mineral melt?	The second option is correct because if a mineral can be scratched by a fingernail, it is generally considered soft.
7-749	An example of a chemical change is acid breaking down substances, another is	{ "text": [ "flour added to salt", "milk added to water", "corn added to soup", "lemon juice added to milk" ], "label": [ "A", "B", "C", "D" ] }	D	An example of a chemical change is acid breaking down substances	1	2	b356d338b7	In chemistry, acid-base reactions are a classic example of chemical changes. An example of an acid breaking down substances is adding lemon juice to milk, which causes a reaction that results in a separation of the mixture. Another example of a chemical change is observed when salt, a base, is mixed with an acidic substance. Which of the following is also an example of a chemical change: flour added to salt, milk added to water, corn added to soup, or lemon juice added to milk?	The last option is correct because lemon juice added to milk results in a chemical reaction that causes the separation of the mixture, which is a classic example of a chemical change.
453	Matter in the gas phase has	{ "text": [ "fluctuating volume", "turned up volume", "turned down volume", "steady volume" ], "label": [ "A", "B", "C", "D" ] }	A	Matter in the gas phase has variable volume	0.8	1.4	a8ecf6eaeb	Matter in the gas phase exhibits a property that can be either fluctuating volume, turned up volume, turned down volume, or steady volume. Which property best describes the volume of matter in the gas phase?	The first option is correct because gases are characterized by their ability to expand and fill their containers, resulting in a variable volume that can fluctuate with changes in temperature and pressure.
9-439	an example of an excellent earth mover is	{ "text": [ "cat", "dog", "annelids", "fish" ], "label": [ "A", "B", "C", "D" ] }	C	earthworms create tunnels in soil	0.8	1.8	dc78319bb0	Which of the following animals is an excellent example of an earth mover: a cat, a dog, an annelid, or a fish?	The third option is correct because annelids, which include earthworms, create tunnels in soil as they burrow, thereby moving and aerating the soil.
21	Which animal gives birth to live young?	{ "text": [ "Shark", "Turtle", "Giraffe", "Spider" ], "label": [ "A", "B", "C", "D" ] }	C	mammals give birth to live young	1	1.8	f4c2e991c2	Which of the following animals gives birth to live young: a shark, a turtle, a giraffe, or a spider?	The third option is correct because giraffes are mammals, and like all mammals, they give birth to live young.
9-938	As a plant's roots get bigger, they split apart	{ "text": [ "worms", "water", "granite", "atoms" ], "label": [ "A", "B", "C", "D" ] }	C	a plant 's roots slowly break down rocks as the roots grow	0.8	2	7c933a44d8	What is a primary factor that contributes to the branching of a plant's roots as they grow and become larger, with the process being influenced by the presence of worms that can aerate the soil, the availability of water that promotes root growth, the composition of the surrounding soil, which may be made up of granite that is difficult for roots to break through, or the arrangement of atoms within the soil that affect the availability of nutrients to the roots?	The third option is correct because the composition of the surrounding soil, specifically the presence of granite, is a primary factor that contributes to the branching of a plant's roots as they grow and become larger due to the difficulty roots face in breaking through the hard, compact rock.
1695	In the wilderness, light pollution is?	{ "text": [ "less", "stronger", "brighter", "more widespread" ], "label": [ "A", "B", "C", "D" ] }	A	as distance to a city decreases , the amount of light pollution will increase	1	2	123d66ccd7	In the wilderness, light pollution is more widespread.	The first option is correct because the farther away you are from a city, the less light pollution you will be exposed to due to the decreased amount of artificial light sources in the surrounding area.
9-1171	Water vapor is an example of what?	{ "text": [ "moistness", "warmth", "heat", "coldness" ], "label": [ "A", "B", "C", "D" ] }	A	An example of moisture is water vapor in the atmosphere	1	1.6	1e6dc77bb6	Water vapor is an example of a state of matter that often involves a combination of moistness and warmth, but it is not necessarily cold. Heat is not a state of matter, but it is a form of energy that can contribute to the formation of water vapor through evaporation. In its pure form, water vapor is actually a gas, but its presence often indicates the air is humid and has a high level of moistness. However, water vapor can also be associated with a sense of coolness or coldness when it condenses into droplets or ice crystals, but this is a result of the release of heat. Which of the following best describes water vapor's fundamental characteristic?	The first option is correct because water vapor's fundamental characteristic is moistness, as it is a gas state of matter that indicates high humidity and air moisture.
9-1070	Heat and moisture in the ocean is a good recipe for	{ "text": [ "a violent storm", "violent sea animals", "condensation", "inland storms" ], "label": [ "A", "B", "C", "D" ] }	A	an ocean is a source of heat and moisture for a hurricane	0.8	1.8	0d935542d3	What is the most likely outcome when heat and moisture in the ocean combine, leading to potentially one of the following consequences: the formation of a violent storm, an encounter with violent sea animals, the formation of condensation that eventually leads to precipitation, or the intensification of an inland storm system?	The first option is correct because when heat and moisture in the ocean combine, they create a perfect combination for the formation of a tropical cyclone, which can eventually develop into a hurricane, a violent storm characterized by strong winds and heavy rainfall.
9-650	if the boiling point of water is attained, what ensues beyond this point?	{ "text": [ "the water turns evaporates rapidly", "the water then solidifies", "the water becomes black", "all of these" ], "label": [ "A", "B", "C", "D" ] }	A	steam is a kind of water above 100 degrees celsius	1	1.6	cf7109905e	When the boiling point of water is attained, what are some of the possible outcomes, including the water turning evaporates rapidly, the water then solidifies, or the water becomes black, or all of these?	The first option is correct because when the boiling point of water is attained, water turns into vapor and evaporates rapidly.
384	What is the most likely to be an effect of acid rain on an aquatic environment?	{ "text": [ "decrease in plant life", "increase in fish population", "increase in plant growth", "cleaner and clearer water" ], "label": [ "A", "B", "C", "D" ] }	A	acid rain has a negative impact on water quality	1	1.8	d2ccffd14b	What is the most likely effect of acid rain on an aquatic environment, given the following options: a decrease in plant life due to the inability of aquatic plants to tolerate low pH levels, an increase in fish population because acid rain can alter the food chain and favor certain species, an increase in plant growth due to the leaching of nutrients from the soil, or cleaner and clearer water due to the reduction of pollutants and excess nutrients that cause algae blooms?	The first option is correct because acid rain has a negative impact on water quality by lowering the pH level of the water, making it difficult for aquatic plants to thrive.
1261	When the moon is full is has a different	{ "text": [ "size", "weight", "distance", "appearance" ], "label": [ "A", "B", "C", "D" ] }	D	the phases of the Moon change the appearance of the Moon	0.8	2	7189327f06	When the moon is full, it has a different ______, which is why people often notice it more from Earth, whether it's because of its larger ______, its ______ from the sun and stars, its varied ______ due to shadows and light, or its more noticeable presence in the night sky due to its proximity to the horizon.	The last option is correct because when the moon is full, it has a different appearance, which is noticeable due to its larger size in the sky, its brightness from the sun and stars, its varied shading due to shadows and light, or its more noticeable presence in the night sky due to its proximity to the horizon.
9-1051	What happens when a hemisphere is tilted away from the sun?	{ "text": [ "cools", "nothing", "heats", "warms" ], "label": [ "A", "B", "C", "D" ] }	A	winter is when a hemisphere is tilted away from the sun	1	2	1e6dc77bb6	When a hemisphere is tilted away from the sun, what change in temperature occurs, considering the following possibilities: it cools, remains relatively unchanged (nothing), experiences no change in temperature, it heats, or it warms?	When a hemisphere is tilted away from the sun, it cools.
1320	One renewable fuel source is	{ "text": [ "vegetable oil", "coal", "fossil fuel", "petroleum fuel" ], "label": [ "A", "B", "C", "D" ] }	A	alternative fuel is usually a renewable resource	0.8	1.8	a8ecf6eaeb	Which one of the following is not considered a renewable fuel source: vegetable oil, coal, fossil fuel, petroleum fuel?	The first option is incorrect, vegetable oil is actually considered a renewable fuel source as it can be obtained from plants.
9-676	I can use electrical energy to	{ "text": [ "Run a mile", "Swim", "bake a bagel", "Rock climb" ], "label": [ "A", "B", "C", "D" ] }	C	a doorbell converts electrical energy into sound	1	2	cee82219a0	Which of the following activities would you be most likely to use electrical energy to power: running a mile, swimming, baking a bagel, or rock climbing?	The third option is correct because baking a bagel involves using a toaster or oven, which requires electrical energy to function.
9-128	On the list of a flower's goals would be to	{ "text": [ "produce carbon dioxide", "deroot and die", "produce offspring", "remain sterile" ], "label": [ "A", "B", "C", "D" ] }	C	a flower 's purpose is to produce seeds	1	1.8	a8ecf6eaeb	Which of the following are primary goals of a flower's life cycle: produce carbon dioxide, produce offspring, remain sterile, or deroot and die?	The third option is correct because a flower's primary purpose is to produce seeds, which are essential for the reproduction and continuation of the plant species, ultimately leading to the production of offspring.
9-644	A person wants to buy some reusable equipment for the kitchen, so they get	{ "text": [ "paper plates", "ceramic plates", "solo cups", "plastic forks" ], "label": [ "A", "B", "C", "D" ] }	B	something reusable can be used more than once	0.8	1.8	b356d338b7	A person wants to buy some reusable equipment for the kitchen to reduce waste and save money on disposable items, so they get a set of ceramic plates, a set of paper plates, a few dozen solo cups, or a set of plastic forks. Which of these options would most likely align with their goal of reducing waste and saving money?	The second option is correct because ceramic plates are a reusable item that can be used multiple times, reducing the need for single-use alternatives and ultimately aligning with the person's goal of reducing waste and saving money.
7-342	The only stage of the water cycle process that is nonexistent is	{ "text": [ "evaporation", "evaluation", "precipitation", "condensation" ], "label": [ "A", "B", "C", "D" ] }	B	evaporation is a stage in the water cycle process	1	1.8	b356d338b7	Which of the following stages of the water cycle process is nonexistent: evaporation, evaluation, precipitation, or condensation?	The second option is correct because evaluation is not a stage in the water cycle process.
8-73	which of these would more likely survive?	{ "text": [ "a lost dog by the river, with small rodents", "a cat left in the desert", "a man drifting a raft at sea without supplies", "none of these" ], "label": [ "A", "B", "C", "D" ] }	A	the ability to access resources has a positive impact on an organism 's survival	0.8	1.2	cf7109905e	Which scenario is more likely to survive: a lost dog by the river with abundant small rodents for food and fresh water accessible nearby, a cat left in the desert with no shade or shelter, or a man drifting a raft at sea without supplies or a clear destination in sight?	The first option is correct because the dog has immediate access to essential resources such as food and water, increasing its chances of survival.
7-30	The moon's surface	{ "text": [ "is smooth on the entire surface", "contains large cavities cause by explosions", "contains an internal core of cheese", "is filled with lakes" ], "label": [ "A", "B", "C", "D" ] }	B	the moon 's surface contains many craters	1	1.6	a8ecf6eaeb	What characteristic best describes the moon's surface, considering it either features a uniformly even terrain with no noticeable irregularities, has numerous large depressions and craters formed by ancient asteroid and comet impacts, is home to a solid, molten iron core surrounded by a thick layer of melted cheese, or is dotted with numerous bodies of water in the form of lakes, with some being quite large in size.	The second option is correct because the moon's surface is characterized by numerous large depressions and craters formed by ancient asteroid and comet impacts, which are visible features that match the description of large cavities caused by explosions.
1310	Greenhouses	{ "text": [ "trap the dangerous gases released by plants", "protect plants from snow and frost", "keep plants from getting warm", "protect plants from mild weather" ], "label": [ "A", "B", "C", "D" ] }	B	a greenhouse is used to protect plants from the cold	0.8	1.6	a8ecf6eaeb	What is the primary purpose of a greenhouse, which is to either trap the dangerous gases released by plants, protect plants from snow and frost, keep plants from getting warm, or protect plants from mild weather?	The second option is correct because a greenhouse is designed to provide a controlled environment that shields plants from harsh weather conditions, such as snow and frost, thereby allowing them to grow and thrive in a more favorable climate.
1157	Earth rotating causes	{ "text": [ "the cycling of AM and PM", "the creation of volcanic eruptions", "the cycling of the tides", "the creation of gravity" ], "label": [ "A", "B", "C", "D" ] }	A	a planet rotating causes cycles of day and night on that planet	1	1.8	a8ecf6eaeb	What are the three primary natural phenomena that are directly caused by the Earth's rotation, out of the following options: the cycling of AM and PM, which is actually a result of our 24-hour clock system; the creation of volcanic eruptions, which are caused by movement in the Earth's mantle; the cycling of the tides, which is primarily influenced by the gravitational pull of the moon; and the creation of gravity, which is a fundamental force of nature that is not directly caused by the Earth's rotation but is a result of the mass of the Earth?	The first option is correct because the cycling of day and night on Earth is directly caused by the planet's rotation, resulting in periods of sunlight and darkness at different times of the day.
9-672	which one of these can help a person cook their food?	{ "text": [ "a stack of clothes", "a stack of cans", "a pack of cigarettes", "a counter cooker appliance" ], "label": [ "A", "B", "C", "D" ] }	D	a stove generates heat for cooking usually	1	2	cf7109905e	What item among a stack of clothes, a stack of cans, a pack of cigarettes, and a counter cooker appliance would be most useful in helping a person cook their food?	The last option is correct because a counter cooker appliance, such as a stove or cooktop, is specifically designed for generating heat for cooking food.
8-203	Sunlight produces heat that causes	{ "text": [ "dogs to bark", "stones to form", "warmth on bodies", "plastic to form" ], "label": [ "A", "B", "C", "D" ] }	C	sunlight produces heat	1	2	4069604f6c	When sunlight enters the Earth's atmosphere, it produces heat that causes either dogs to bark, stones to form, warmth on bodies, or plastic to form. What is the primary effect of this process?	The third option is correct because when sunlight enters the Earth's atmosphere, it warms the surface of the planet, resulting in the sensation of warmth on bodies.
8-37	with which could you tell the exact size of an object?	{ "text": [ "a plain stick with irregular shape", "a plastic tape with graduated markings", "a thermometer with mercury in it", "a metal cooking spoon" ], "label": [ "A", "B", "C", "D" ] }	B	a tape measure is used to measure length	1	2	cf7109905e	Which of the following objects would you use to measure the exact size of an object accurately, and which would you not use for this purpose: a plain stick with irregular shape, a plastic tape with graduated markings, a thermometer with mercury in it, or a metal cooking spoon?	The second option is correct because a plastic tape with graduated markings, such as a tape measure, is specifically designed to provide precise and accurate measurements of length.
1875	Which would be the result of the breeding of two wolves?	{ "text": [ "kittens", "wolf pups", "fox pups", "dog pups" ], "label": [ "A", "B", "C", "D" ] }	B	reproduction produces offspring	1	2	303bb2cb4a	If a wolf mated with a wolf, what would be the offspring produced in the next generation, considering the possible hybrid options of wolf pups, kittens (resulting from a wolf and a domestic cat or a wildcat), fox pups (resulting from a wolf and a fox), or dog pups (resulting from a wolf and a domestic dog), and also considering that wolves can mate with domestic dogs and produce offspring, or wolves can mate with other wolves to produce only wolf pups.	The second option is correct because wolves can only produce wolf pups when they mate with other wolves, as it is the only pure species combination mentioned that results in offspring of the same species.
7-678	Scales	{ "text": [ "measure how much belly fat the user has", "measure height of the user", "help users know if they need to drop some lbs.", "help users determine their blood sugar levels" ], "label": [ "A", "B", "C", "D" ] }	C	a scale is used for measuring weight	1	2	a8ecf6eaeb	Which of the following features should a smart scale have: measure how much belly fat the user has, measure the height of the user, help users know if they need to drop some pounds, or help users determine their blood sugar levels?	The third option is correct because it allows users to set personal weight goals and receive feedback on whether they need to adjust their weight, which is a fundamental function of a smart scale.
7-156	When producers create food in an ecosystem, a portion of the nutrients are	{ "text": [ "carbs", "energy", "grass", "flowers" ], "label": [ "A", "B", "C", "D" ] }	A	a producer is a source of sugar in an ecosystem	0.8	1	b356d338b7	When producers create food in an ecosystem, a portion of the nutrients are either used by the producers themselves to produce more biomass, stored in forms like carbohydrates (carbs), converted into energy that supports the food chain, released into the environment through processes such as transpiration, or contributed to the nutrient cycle by supporting the growth of various plants, including grass and flowers.	The first option is correct because when producers create food through photosynthesis, they store the energy in the form of carbohydrates, which is a type of sugar.
9-441	Two ships grazing each other as they pass will	{ "text": [ "cause mayhem", "sink them", "speed them up", "slow them down" ], "label": [ "A", "B", "C", "D" ] }	D	friction acts to counter the motion of two objects when their surfaces are touching	0.8	1.6	dc78319bb0	Two ships grazing each other as they pass will cause mayhem, sink them, speed them up, or slow them down, but what is the most likely consequence of their proximity?	The last option is correct because when two ships pass closely, friction between their hulls can slow them down.
278	A battery converts chemical energy into	{ "text": [ "energy stored due to the relative positions of charged particles or electric fields", "energy stored due to the bombardment of particles", "energy stored between the cells of nonadjacent particles", "energy that is broken down in particles" ], "label": [ "A", "B", "C", "D" ] }	A	a battery converts chemical energy into electrical energy	1	1.8	b7b9b1d4ec	Which type of energy does a battery convert chemical energy into: energy stored due to the relative positions of charged particles or electric fields, energy stored due to the bombardment of particles, energy stored between the cells of nonadjacent particles, or energy that is broken down in particles.	The first option is correct because a battery converts chemical energy into electrical potential energy, which is a form of energy stored due to the relative positions of charged particles or electric fields.
9-373	The leaves of a plant benefit from?	{ "text": [ "dog", "sun", "human", "dust" ], "label": [ "A", "B", "C", "D" ] }	B	chlorophyll is used for absorbing light energy by plants	1	2	0317ce7c33	Which of the following is most beneficial for the leaves of a plant: sunlight from the sun, the watering provided by a human, the nutrients that can be carried by a dog, or the abrasive nature of dust particles that can help remove debris?	The second option is correct because sunlight from the sun is essential for photosynthesis, a process that allows plants to produce their own food and grow.
7-16	Quartz may produce rainbows when light is shined	{ "text": [ "around the crystal's area", "through any of its sides", "in the room its in", "in to a mirror at it" ], "label": [ "A", "B", "C", "D" ] }	B	a quartz is made of six-sided transparent crystals	1	1.2	b356d338b7	When a quartz crystal is placed in a room and a beam of light is shined through any of its sides, into a mirror at its surface, or around its area, it can potentially produce a rainbow effect, but not when the light is shined in the room it is in. Which of the following would most likely produce a rainbow with the quartz crystal: shined through any of its sides, in to a mirror at it, in the room its in, around the crystal's area?	The second option is correct because light that passes through the sides of the crystal is refracted and separated into its individual colors, creating a rainbow effect.
8-264	A woman is digging under a tree on a tall mountain. She is looking for interesting rocks, and a foot down into the soil, discovers a fossilized fish skeleton. From this discovery, the woman is able to determine that	{ "text": [ "the mountain used to be underwater", "some bears in mountains eat fish", "some fish can climb mountains", "sometimes rain can move fish to high spaces" ], "label": [ "A", "B", "C", "D" ] }	A	if fossils of a water animal or plant are found in a place then that place used to be covered by water in the past	0.8	1.8	b356d338b7	A woman is digging under a tree on a tall mountain, which is rumored to have formed in a dramatic geological past where it was submerged underwater. However, there are also reports of bears in these mountains that feed on fish in the nearby rivers and streams. Additionally, it's a lesser-known fact that some species of fish are capable of ascending to high elevations, and some research suggests that heavy rainfall can sometimes sweep fish up from the lower parts of the mountain and deposit them in the higher spaces. Given her discovery of a fossilized fish skeleton, which would be a stronger conclusion: the mountain used to be underwater, bears that feed on fish are not capable of excavating such fossils, fish can indeed climb mountains, or heavy rainfall has transported fish to the high spaces where they perished and were preserved in the rock?	The first option is correct because the discovery of a fossilized fish skeleton, which is a water animal, in a high-altitude location strongly supports the conclusion that the area was once underwater, as fossils are typically preserved in the rock formations where they died, rather than being transported there by other means.
814	Which animal lacks the ability to see by sensing light?	{ "text": [ "Southern cave crayfish", "lobster", "cod", "salmon" ], "label": [ "A", "B", "C", "D" ] }	A	eyes are used for seeing by animals by sensing light	0.8	1.6	be7a45e47c	Which of the following animals is known for lacking the ability to see by sensing light, like many other crustaceans, and is commonly found in freshwater environments, particularly in caves and rocky crevices, while others have more developed eyes that allow them to detect light and navigate through their environments, such as the lobster's compound eyes, the cod's lateral line system, and the salmon's highly developed eyes that help them navigate through their aquatic surroundings?	The first option is correct because the Southern cave crayfish is known to live in dark environments such as caves and rocky crevices and lacks highly developed eyes, like many other crustaceans, which are often unable to sense light.
9-1116	Which animal emits something that many autistic people would be extra sensitive to?	{ "text": [ "cow", "dog", "cat", "skunk" ], "label": [ "A", "B", "C", "D" ] }	D	a skunk produces a bad odor	0.8	0.8	df774267ec	Which animal is known to emit a strong odor that many autistic individuals may find overwhelming or disturbing, often due to its ability to release a pungent secretion from its anal glands, a characteristic that can be a significant source of sensory overload?	The last option is correct because skunks are well-known for emitting a strong, pungent odor from their anal glands, which can be overwhelming and disturbing for some individuals, including those on the autism spectrum.
9-218	which of these usually occur over the shortest period?	{ "text": [ "a super size earthquake", "a torrential rain fall", "all of these", "the eruption of a volcano" ], "label": [ "A", "B", "C", "D" ] }	A	an earthquake usually occurs over a period of 10 to 30 seconds	1	1.4	cf7109905e	Which of the following natural disasters typically occurs over the shortest period: a super size earthquake, which can release energy in a matter of seconds, a torrential rain fall, which can last for hours or days, the eruption of a volcano, which can continue for days, weeks, or even months, or all of these disasters, which can vary in duration but may be clustered together in a short period of time?	The first option is correct because a super size earthquake can release energy in a matter of seconds, which is significantly shorter than the duration of a torrential rain fall, the eruption of a volcano, or a cluster of natural disasters.
9-200	If the sun has set it is	{ "text": [ "easy to cook a meal", "time to eat breakfast", "necessary to wear a coat", "harder to see outside" ], "label": [ "A", "B", "C", "D" ] }	D	if it is night then the sun has set	1	1.2	c8d24331a4	If the sun has set, which of the following is true: it is harder to see outside, necessary to wear a coat, time to eat breakfast, or easy to cook a meal.	The last option is correct because when the sun has set, the sky is typically darker, making it more difficult for people to see outside.
7-282	A magnifying glass	{ "text": [ "would allow the user to better view the legs on an ant", "would enhance the smell of a viewed specimen", "would blur the legs of an ant", "would enhance the feel of the user" ], "label": [ "A", "B", "C", "D" ] }	A	magnifying glass is used to see small things by making objects appear bigger	1	2	a8ecf6eaeb	Which of the following would be the most useful feature of a specialized magnifying glass for observing ants, by allowing you to see more details about their structure, specifically the legs: a magnifying glass that would allow you to better view the legs on an ant, a magnifying glass that would enhance the smell of a viewed specimen, a magnifying glass that would blur the legs of an ant, or a magnifying glass that would enhance the feel of the user?	The first option is correct because a magnifying glass that allows you to better view the legs on an ant would provide the user with a clearer and more detailed observation of the ant's structure, which is essential for studying its anatomy.
9-207	What do rotating vanes on an electric fan do to air?	{ "text": [ "dampen", "circulate", "cool", "warm" ], "label": [ "A", "B", "C", "D" ] }	B	the vanes rotating in an electric fan causes air to move	0.8	1.8	1e6dc77bb6	What do the rotating vanes on an electric fan do to air, whether they cool the air by increasing its rate of circulation or merely circulate it without altering its temperature, dampen the air by removing excess moisture, or warm the air by transferring heat from their surroundings?	The second option is correct because the rotating vanes on an electric fan circulate the air without actually cooling or warming it, merely redistributing the air to make it feel cooler.
8-408	An animal would have its inner parts better protected if it had which of these?	{ "text": [ "a backpack on its back", "a calcium fortified internal structure", "none of these", "a shell of cotton" ], "label": [ "A", "B", "C", "D" ] }	B	the skeletal system protects internal organs	1	2	cf7109905e	An animal would have its inner parts better protected if it had which of the following: a backpack on its back, a calcium fortified internal structure, none of these, or a shell of cotton.	The second option is correct because a calcium fortified internal structure, such as a skeleton, provides a rigid framework that can absorb and distribute external forces, thereby protecting the internal organs from injury.
1891	Plants require this to grow	{ "text": [ "fertilizer", "cool temperatures", "non-organic matter", "H2O" ], "label": [ "A", "B", "C", "D" ] }	D	a plants require water for to grow	0.8	1.4	123d66ccd7	What do plants require to grow, whether it's the chemical-based fertilizer that provides essential nutrients, the cool temperatures that regulate photosynthesis, the non-organic matter that serves as a natural pest deterrent, or the H2O that constitutes a crucial component of their cellular structure?	The last option is correct because water is the most fundamental component required for plant growth, constituting about 80-90% of a plant's biomass and playing a crucial role in photosynthesis, nutrient transport, and other essential biological processes.
7-969	Renewable resources	{ "text": [ "often come from fossil fuels", "take centuries to biodegrade", "can be used ad infinitum", "should be used conservatively" ], "label": [ "A", "B", "C", "D" ] }	C	renewable resources can be used over again	1	2	a8ecf6eaeb	Which of the following statements best describes renewable resources: often come from fossil fuels, take centuries to biodegrade, can be used ad infinitum, or should be used conservatively.	The third option is correct because renewable resources, such as solar and wind energy, can be replenished naturally over time and used repeatedly without depleting them.
8-124	a day hiking will most likely result in which of these?	{ "text": [ "a paling of the skin", "a greening of the skin", "an even darker tone", "none of these" ], "label": [ "A", "B", "C", "D" ] }	C	if something is outside during the day then that something will receive sunlight	1	1.2	cf7109905e	A day hiking in the sun will most likely result in none of these: a paling of the skin, a greening of the skin, an even darker tone, or none of these.	The third option is correct because prolonged exposure to sunlight causes the skin to darken due to melanin production as a natural response to UV radiation.
1288	Refraction	{ "text": [ "makes objects appear to be twice their size", "moves heat energy thru sound waves", "is the phenomenon involved in mirrors", "makes a straw appear broken when in a cup of water" ], "label": [ "A", "B", "C", "D" ] }	D	refraction causes something to look different	1	1	a8ecf6eaeb	Which of the following phenomena is responsible for the bending of light as it passes from one medium to another, but also has applications in creating illusions such as making objects appear to be twice their size, transferring heat energy through sound waves, being the principle behind the reflection in mirrors, and making a straw appear to be broken when placed in a glass of water?	The last option is correct because refraction is responsible for the bending of light as it passes from one medium to another and also has various applications, including making a straw appear to be broken when placed in a glass of water, creating illusions, transferring heat energy through sound waves, and being the principle behind reflection in mirrors.
9-836	which of these can be considered a stage in the water cycle?	{ "text": [ "all of these", "the combination of nails and hammers", "the presence of H20", "the combination of chlorine and gas" ], "label": [ "A", "B", "C", "D" ] }	C	condensation is a stage in the water cycle process	1	1.8	cf7109905e	What process would typically involve the combination of all of the following: nails and hammers, the presence of H2O, and the combination of chlorine and gas as a stage in the water cycle?	The third option is correct because the water cycle, specifically the condensation process, involves the combination of water vapor (H2O) in the atmosphere, which is formed when chlorine and other gases react with the water, and can be released through a process that often involves the use of tools like hammers and nails, but most importantly, it involves the formation of liquid water.
9-725	Which of these items is required for a deer to live	{ "text": [ "sun", "iron", "sand", "cafeteria" ], "label": [ "A", "B", "C", "D" ] }	A	the sun is the source of energy for life on Earth	1	2	0317ce7c33	What essential item among sun, iron, sand, and a cafeteria is crucial for a deer's survival, with sun providing warmth and light, iron being necessary for blood's oxygen-carrying capacity, sand possibly being used in a deer's burrow for insulation, and a cafeteria offering no direct connection to a deer's natural habitat or physiological needs?	The first option is correct because the sun provides warmth and light, which are essential for a deer's survival as it affects their ability to regulate their body temperature and initiate photosynthesis for food through plants.
9-973	Where is the best place to shoot animals?	{ "text": [ "national park", "sky", "forest", "sea" ], "label": [ "A", "B", "C", "D" ] }	C	national parks limit hunting	1	1.2	0317ce7c33	What is the most suitable location for wildlife photography, considering the options of a national park, which provides a habitat for a variety of species and diverse landscapes; the sky, which offers an opportunity to capture birds in flight; the forest, which can offer a dense population of specific animal species such as deer or monkeys; and the sea, which allows for the capture of marine life such as dolphins or whales?	The third option is correct because a forest provides a dense population of specific animal species, offering the best opportunity to capture up-close and detailed photographs of wildlife in their natural habitat.
7-892	Spiders can catch prey by doing all aside from	{ "text": [ "building webs", "building traps", "hunting", "howling" ], "label": [ "A", "B", "C", "D" ] }	D	a spider web is used to capture food by spiders	0.8	1.8	b356d338b7	Spiders can catch prey by building webs, building traps, or hunting, but they do not typically catch prey by doing which one of the following?	The last option is correct because howling is a method of communication, not a method of capturing prey, and spiders do not howl to catch prey.
112	When does electricity flow through a conductor?	{ "text": [ "when it's outside around lighting", "when it's attached to a battery", "when it's attached to a human", "when it's near a light bulb" ], "label": [ "A", "B", "C", "D" ] }	B	sending electricity through a conductor causes electricity to flow through that conductor	0.8	1.6	7189327f06	When does electricity flow through a conductor: when it's outside around lighting, when it's attached to a battery, when it's attached to a human, or when it's near a light bulb?	The second option is correct because attaching a conductor to a battery creates a circuit allowing electricity to flow through it.
9-608	I can use a stopwatch to track	{ "text": [ "The number of freckles I have on my back", "How long the road is", "My weight loss in 6 months", "how many marshmallows I can eat in 10 minutes" ], "label": [ "A", "B", "C", "D" ] }	D	a stopwatch is used to measure time	1	2	cee82219a0	If I have a stopwatch, I can use it to track my progress for either how many marshmallows I can eat in 10 minutes, the length of time it takes to run the entire length of the road, or the number of freckles I have on my back, but not the amount of weight I have lost in the last 6 months, because the stopwatch is not designed to track weight loss.	The last option is correct because a stopwatch is designed to measure elapsed time, making it suitable for tracking the amount of time spent eating marshmallows, but not for measuring weight loss which would require a different type of tool such as a scale.
306	If John were going to the store, how would he measure his trip?	{ "text": [ "kilometer", "centimeter", "decameter", "meter" ], "label": [ "A", "B", "C", "D" ] }	A	kilometers km are a unit used for measuring distance generally used for values between 1 and 50000000	0.8	1.2	9d751854d9	If John was going to the store, how would he measure the distance of his trip, using either a unit as small as a centimeter to measure every step, a unit as large as a kilometer to measure the overall distance, a unit as precise as a meter for the exact length, or a unit with a decimal multiple of a meter such as a decameter for a more general estimate?	The first option is correct because it is the most suitable choice for measuring the overall distance of John's trip, as it is a large unit that can effectively measure distances of thousands of meters.
9-97	A man plugs his television into an outlet behind a cabinet. He sees that the television may now be turned on so that he can watch his favorite show. The man knows that by hooking the t.v. cord into the outlet	{ "text": [ "he completed a lap", "he made a good deal", "he invented new circuits", "he completed a circuit" ], "label": [ "A", "B", "C", "D" ] }	D	when an electrical conductor is plugged into an outlet , a circuit is completed	1	2	b356d338b7	By plugging his television into an outlet behind a cabinet, which action did the man accomplish, he completed a lap, he made a good deal, he invented new circuits, or he completed a circuit.	The last option is correct because when an electrical conductor is plugged into an outlet, it connects the device to a power source, creating a closed path for electricity to flow through, which is the definition of completing a circuit.
9-625	Which type of energy is the most environmentally friendly?	{ "text": [ "Coal", "Petroleum", "Natural Gas", "Sunlight" ], "label": [ "A", "B", "C", "D" ] }	D	solar energy is a renewable resource	1	2	8cb5b0688e	What type of energy source is currently considered the most environmentally friendly among the following options: Coal, which is a fossil fuel with significant greenhouse gas emissions and air pollution; Petroleum, which is also a fossil fuel and can cause oil spills and habitat destruction; Natural Gas, which while cleaner than coal and petroleum, still releases methane and other pollutants into the atmosphere; or Sunlight, which is a renewable energy source that produces little to no emissions and can be harnessed through solar panels to power homes and businesses?	The last option is correct because it is the only renewable and clean energy source among the options listed that produces little to no emissions, making it environmentally friendly.
8-446	Which form can be made into a triangle?	{ "text": [ "ice", "steam", "water", "salt water" ], "label": [ "A", "B", "C", "D" ] }	A	Matter in the solid phase has definite shape	1	2	a9f90f5da1	If you were to create a solid shape using three sides, which of the following would be the only form that can be made into a triangle: ice, steam, water, or salt water?	The first option is correct because ice, as a solid phase of water, can be formed into a shape with a definite boundary, specifically a triangle, whereas steam and water are liquids and do not maintain a fixed shape, and salt water is a solution that does not form a solid triangle shape.
9-451	who would see better through an underground tunnel?	{ "text": [ "a boy with a pen", "a man with a stick", "a man with a spoon", "a man with a candle and match" ], "label": [ "A", "B", "C", "D" ] }	D	a candle is a source of light when it is burned	1	2	cf7109905e	Which of the following individuals would be better equipped to see through an underground tunnel: a boy with a pen, a man with a stick, a man with a spoon, or a man with a candle and match?	The last option is correct because a man with a candle and match would be better equipped to see through an underground tunnel since the flame from the candle would provide a source of light, illuminating the darkness, making it possible to see through the tunnel.
884	There are now many more people because of	{ "text": [ "efficient farming", "more cities", "computers", "global warming" ], "label": [ "A", "B", "C", "D" ] }	A	the increase of something required by an organism has a positive impact on that organism 's survival	1	1.6	7189327f06	What has been a primary factor in accommodating the growth of the global population, allowing for the development of efficient farming to sustain increased food production, the expansion of cities to provide housing and infrastructure for the growing number of inhabitants, and the widespread adoption of computers to support modern industries and communication networks, or the exacerbation of global warming, which could potentially have a devastating impact on the planet and its resources?	The first option is correct because efficient farming has allowed for the production of food to meet the demands of a growing global population, supporting human survival and economic development, while the other options do not have a directly positive impact on the same level.
8-267	Water in a sealed jar might do what when placed in the freezer?	{ "text": [ "evaporate", "break it", "melt", "run off" ], "label": [ "A", "B", "C", "D" ] }	B	when water freezes , that water expands	1	1.6	9d751854d9	What happens to water in a sealed jar when placed in the freezer, considering it might either evaporate, break it, melt, or run off?	The second option is correct because when water freezes in a sealed jar, the expanding ice can exert pressure on the jar, causing it to break due to the increased pressure.
1230	What causes a chemical reaction?	{ "text": [ "mixing and heating edible items", "putting water in a bowl", "petting a small cat", "rolling a ball on a floor" ], "label": [ "A", "B", "C", "D" ] }	A	cooking causes a chemical reaction	1	1	b356d338b7	In a science experiment to demonstrate chemical reactions, a person has the option to choose from several activities: mixing and heating edible items like baking a cake, placing water in a bowl without adding any chemicals, gently petting a small cat to observe its behavior, or rolling a ball on the floor to test its trajectory. Which activity is most likely to cause a chemical reaction?	The first option is correct because mixing and heating edible items like baking a cake involves combining ingredients and applying heat, which triggers chemical reactions that change the composition of the ingredients and produce a distinct final product.
9-283	What stores food for future use and is green?	{ "text": [ "bacteria", "trout", "virus", "tree" ], "label": [ "A", "B", "C", "D" ] }	D	usually plants store the food they produce for future use	1	1.2	52dbc5c7af	What stores food for future use and is typically green, such as a mature tree storing food in its leaves, or what might store food for future use and is green, such as a trout's green-colored algae in its stomach that can be used for energy, or what stores food for future use in a green-colored environment, such as a virus that is typically grown in a green petri dish for study, or what stores food for future use and is essentially a microorganism, such as a bacterium in a nutrient-rich green environment like a compost pile?	The last option is correct because a mature tree stores food in its leaves.
9-1088	Filling a bottle full of water and then placing it in the freezer can lead to	{ "text": [ "loosening of the bottle lid", "deflation of the bottle", "ice cubes in the freezer", "bursting of the bottle" ], "label": [ "A", "B", "C", "D" ] }	D	when water freezes , that water expands	1	1.8	a8ecf6eaeb	What is the most likely outcome when you fill a bottle with water and then place it in the freezer: the loosening of the bottle lid due to the expansion of the water, the deflation of the bottle as it becomes brittle and prone to cracking, the formation of ice cubes within the bottle due to the freezing of the water, or the bursting of the bottle as the expanding water inside causes the container to rupture?	The last option is correct because when water freezes, it expands and increases in volume, which can exert enough pressure on the bottle to cause it to rupture.
9-446	What functions without contact between objects?	{ "text": [ "weight", "friction", "opposites attracting", "pressure" ], "label": [ "A", "B", "C", "D" ] }	C	magnetism does not require contact between objects to act	1	2	1e6dc77bb6	What is the phenomenon that allows objects to interact with each other without physically touching, yet still be influenced by their relative motion or mass, and can also be observed between objects that do not physically interact, such as between two electrically charged particles or between two magnets that are positioned so that they repel each other, considering the following factors: weight, the force that opposes the motion of an object, the fundamental principle that describes the attraction between unlike entities, or the force exerted per unit area on an object?	The third option is correct because magnetism is a phenomenon that allows objects to interact with each other without physically touching, yet still be influenced by their relative motion or mass, and can also be observed between objects that do not physically interact, such as between two electrically charged particles or between two magnets that are positioned so that they repel each other.
168	Which doesn't contain water?	{ "text": [ "Sea of Tranquilitiy", "Caspian Sea", "Dead Sea", "Caribbean Sea" ], "label": [ "A", "B", "C", "D" ] }	A	the moon does not contain water	1	2	be7a45e47c	Which of the following bodies of water does not contain water: the Sea of Tranquility, the Caspian Sea, the Dead Sea, or the Caribbean Sea?	The first option is correct because the Sea of Tranquility is a lunar mare, a large, dark, basaltic plain on the Moon's surface, and therefore it does not contain liquid water.
7-6	Fungi	{ "text": [ "can do their food chain jobs without ingestion", "act as predators in the food chain", "are always safe to ingest", "occupy the top of the food chain" ], "label": [ "A", "B", "C", "D" ] }	A	In the food chain process fungi have the role of decomposer	1	1.6	a8ecf6eaeb	What role do fungi play in a typical food chain, considering that they can do their food chain jobs without ingestion, act as predators in the food chain, are always safe to ingest, or occupy the top of the food chain?	The first option is correct because fungi are unique in their ability to break down organic matter and recycle nutrients through decomposition without ingesting their food.
172	Compared to a regular swimmer, a scuba diver deals with more	{ "text": [ "heat", "pressure", "water", "air" ], "label": [ "A", "B", "C", "D" ] }	B	as an object descends into water , the pressure on that object will increase	1	2	7189327f06	What aspect of the environment do scuba divers typically encounter in greater quantity or intensity than regular swimmers: heat, pressure, water, or air?	The second option is correct because scuba divers typically experience greater pressure underwater due to the weight of the water above them, resulting from the increased depth they dive to.
1442	What is an example of the fact that a thing is dead once it dies after having previously lived?	{ "text": [ "a small squirrel falls from a tree and breaks its leg", "a panda stops eating and falls into a coma", "a dog is paralyzed and is unable to move", "a vibrant cat is deceased after being hit by a car" ], "label": [ "A", "B", "C", "D" ] }	D	if a living thing dies then that living thing is dead	1	2	b356d338b7	What is an example of the fact that a thing is dead once it dies after having previously lived, as evidenced by the following scenarios: a small squirrel that falls from a tree and breaks its leg, but is still considered alive despite its injury; a panda that stops eating and falls into a coma, but is still alive and can recover; a dog that is paralyzed and is unable to move, but is still alive; or a vibrant cat that is deceased after being hit by a car?	The last option is correct because a vibrant cat that is deceased after being hit by a car is an example of a living thing being dead once it dies after having previously lived, as it has ceased to exhibit the characteristics of being alive due to the fatal impact of the car.
8-212	Thunder clouds are	{ "text": [ "filled with beautiful music", "of a significant weight", "the color light pink", "take 10 years to form" ], "label": [ "A", "B", "C", "D" ] }	B	clouds produce rain	1	1.2	cee82219a0	Which of the following accurately describes thunder clouds: those that are filled with beautiful music, those that are of a significant weight, those that are characterized by the color light pink, or those that take 10 years to form?	The second option is correct because thunder clouds are formed from a large collection of water droplets and ice crystals that contribute to their significant weight, typically indicating the presence of heavy rain or even hail, and can produce thunderstorms.
7-145	If someone is experiencing frequent falls	{ "text": [ "they should move out of their house", "they should just stop trying to walk", "they should try wearing slicker bottomed shoes", "they should try putting down carpet or throw rugs" ], "label": [ "A", "B", "C", "D" ] }	D	as the smoothness of something increases , the friction of that something will decrease when its surface moves against another surface	0.8	1.2	a8ecf6eaeb	What would be the most effective solution for someone who frequently falls, considering the options of having them move out of their house to a more stable environment, giving up on attempting to walk altogether, using shoes with non-slip soles such as slicker bottomed shoes, or making the floor surfaces within their home safer by putting down carpet or throw rugs?	The last option is correct because making the floor surfaces within their home safer by putting down carpet or throw rugs directly addresses the root cause of the problem - the friction between their feet and the floor - rather than trying to change the person's movement or environment.
7-13	It is easiest to get a clear photo of the moon by	{ "text": [ "using a large magnifying glass", "using a telephoto lens", "using a telescopic lens", "looking through a microscope" ], "label": [ "A", "B", "C", "D" ] }	C	as the size of an object appears larger , that object will be observed better	1	1.8	b356d338b7	It is easiest to get a clear photo of the moon by using a telephoto lens, a large magnifying glass, a telescopic lens, or looking through a microscope.	The third option is correct because a telescopic lens is specifically designed to magnify distant objects, making it ideal for capturing clear images of the moon.
7-88	Filling a glass with markers for cup amounts on it would be	{ "text": [ "seeing how much data is left on a phone", "a part of making chili", "a way to consider getting something", "a way to collect data" ], "label": [ "A", "B", "C", "D" ] }	D	An example of collecting data is measuring	0.8	1	b356d338b7	If you are organizing a buffet and want to help guests measure the right amount of chili for their cups, filling a glass with markers for cup amounts on it would be a way to keep track of how much data is left on a phone, a part of a recipe that involves measuring ingredients, a method to consider getting an accurate measurement, or a way to collect data on serving sizes.	The last option is correct because filling a glass with markers for cup amounts on it directly allows for the collection of data on serving sizes by visually representing the quantity of chili available.
9-335	Winter snows follow Autumn's falling leaves by	{ "text": [ "three months", "three days", "three years", "12 months" ], "label": [ "A", "B", "C", "D" ] }	A	a new season occurs once per three months	1	1.6	7c933a44d8	After the vibrant display of Autumn's falling leaves, winter snows typically follow after a period of time ranging from three days, three months, three years, or a full 12 months, what is the general consensus in terms of the most common timeframe before the onset of winter's snows?	The first option is correct because the general consensus among meteorologists and climate scientists is that a new season typically occurs after a period of three months, following the Earth's tilt and resulting changes in temperature and daylight hours.
7-1082	The way that squirrels put away food during the cool season ensures that they	{ "text": [ "survive", "eat", "live", "grow" ], "label": [ "A", "B", "C", "D" ] }	A	squirrels gather nuts in the autumn to eat during the winter	1	1.2	b356d338b7	What is the primary reason that squirrels collect and store food during the cool season, considering that they are able to survive, eat, live, or grow throughout the year, and typically prepare for the future by collecting food in the summer to ensure that they can make it through periods of scarcity in the winter, store the energy for future activities, or increase their population size by consuming the stored food?	The first option is correct because the primary reason squirrels collect and store food during the cool season is to survive the periods of scarcity in the winter when food may be limited.
7-898	An example of a consumer would be	{ "text": [ "a deer munching grass", "a plant beginning to photosynthesize", "a squirrel eating a bug", "a wolf eating a deer" ], "label": [ "A", "B", "C", "D" ] }	A	consumers eat other organisms	0.8	0.4	b356d338b7	What is an example of a consumer in a food chain or web, given the following options: a deer munching grass, a plant beginning to photosynthesize, a squirrel eating a bug, and a wolf eating a deer?	The first option is correct because a deer that eats grass is consuming another organism, which is the plant, making it a consumer in the food chain or web.

7-980

The sun is responsible for

{ "text": [ "puppies learning new tricks", "children growing up and getting old", "flowers wilting in a vase", "plants sprouting, blooming and wilting" ], "label": [ "A", "B", "C", "D" ] }

D

the sun is the source of energy for physical cycles on Earth

1

2

b356d338b7

Which phenomenon is most directly influenced by the sun: puppies learning new tricks, children growing up and getting old, flowers wilting in a vase, or plants sprouting, blooming, and wilting, since they are all impacted by this powerful force but in significantly different ways?

The last option is correct because plants sprouting, blooming, and wilting are primarily driven by the sun's energy through processes such as photosynthesis and phototropism, directly influencing their life cycle.

7-584

When standing miles away from Mount Rushmore

{ "text": [ "the mountains seem very close", "the mountains are boring", "the mountains look the same as from up close", "the mountains seem smaller than in photographs" ], "label": [ "A", "B", "C", "D" ] }

D

as distance to an object increases , that object will appear smaller

1

1.4

b356d338b7

As you stand miles away from Mount Rushmore, you notice a mix of reactions from the crowd of tourists around you. Some seem to be marveling at the majestic grandeur of the monument, exclaiming that the mountains seem very close and as if they could almost touch the faces of the presidents carved into the granite. Others appear to be underwhelmed, shrugging their shoulders and stating that the mountains are boring, lacking the drama and awe-inspiring presence they expected. A few tourists are engaged in heated debates, arguing that the mountains look the same as they do from up close, while others claim that they seem smaller than in the photographs they had seen beforehand.

The last option is correct because as distance to an object increases, it appears smaller due to the decrease in angular size, as objects are perceived as smaller when viewed from a farther away.

7-870

When food is reduced in the stomach

{ "text": [ "the mind needs time to digest", "take a second to digest what I said", "nutrients are being deconstructed", "reader's digest is a body of works" ], "label": [ "A", "B", "C", "D" ] }

C

digestion is when stomach acid breaks down food

1

1.6

b356d338b7

What happens to food after it is swallowed and enters the stomach, but before it is broken down into smaller particles in the intestines, depending on whether it is a common idiomatic expression referring to a need for reflection, a scientific process involving enzyme activity, or a reference to a popular magazine that publishes a collection of articles, which of the following occurs:

The third option is correct because digestion is when stomach acid breaks down food, a scientific process involving enzyme activity.

7-321

Stars are

{ "text": [ "warm lights that float", "made out of nitrate", "great balls of gas burning billions of miles away", "lights in the sky" ], "label": [ "A", "B", "C", "D" ] }

C

a star is made of gases

1

1.6

b356d338b7

What are stars, which can be described as warm lights that float in space, are made of nitrate, appear as great balls of gas burning billions of miles away, or lights in the sky that we observe from Earth?

The third option is correct because it accurately describes the composition and appearance of stars as great balls of gas, which is consistent with the scientific understanding of stellar structure and formation.

9-732

You can make a telescope with a

{ "text": [ "straw", "Glass", "Candle", "mailing tube" ], "label": [ "A", "B", "C", "D" ] }

D

Galileo Galilei made improvements to the telescope to make better observations of celestial bodies

0.8

1

cee82219a0

Which of the following objects is most likely to be used as a makeshift telescope when combined with another object, allowing you to magnify distant objects: a straw, a glass, a candle, or a mailing tube?

The last option is correct because a mailing tube, typically made of a cylindrical shape, can be used in conjunction with a lens such as a magnifying glass to create a makeshift telescope.

9-782

Poison causes harm to which of the following?

{ "text": [ "a Tree", "a robot", "a house", "a car" ], "label": [ "A", "B", "C", "D" ] }

A

poison causes harm to living things

1

1.8

0a040d1ed1

What type of substance or object is most likely to cause harm to a tree, a robot, a house, or a car if it comes into contact with it?

The first option is correct because a car would most likely cause harm to a tree, a robot, a house, or a car if it comes into contact with it due to its weight and potential to cause physical damage.

9-87

an inherited characteristic found on all mammals is

{ "text": [ "nails", "teeth", "shoes", "fur" ], "label": [ "A", "B", "C", "D" ] }

D

the colors of the parts of an organism are inherited characteristics

0.8

1.6

dc78319bb0

What is a specific inherited characteristic that is found on all mammals, and from which options does it typically consist of the same materials as a human's nails, are hard and cannot be chewed like human teeth, have a sole that can provide support similar to a human's shoes, or grow continuously like the fur found on many mammals?

The last option is correct because the fur of mammals, like human nails, consists of keratin, a tough protein, is hard and not edible like teeth, has a sole or paw pad for support, and grows continuously like the fur found on many mammals.

155

What doesn't eliminate waste?

{ "text": [ "plants", "mushrooms", "bacteria", "robots" ], "label": [ "A", "B", "C", "D" ] }

D

all living things eliminate waste

1

1.4

7189327f06

Which of the following organisms or systems, plants, mushrooms, bacteria, or robots, does not play a primary role in breaking down and eliminating organic waste in ecosystems?

The last option is correct because robots are artificial entities and do not have biological processes that allow them to break down and eliminate organic waste in ecosystems.

1046

As a car approaches you in the night

{ "text": [ "the headlights become more intense", "the headlights recede into the dark", "the headlights remain at a constant", "the headlights turn off" ], "label": [ "A", "B", "C", "D" ] }

A

as a source of light becomes closer , that source will appear brighter

1

2

a8ecf6eaeb

As a car approaches you in the night, what happens to the brightness of its headlights relative to the surrounding darkness: do they become more intense, recede into the dark, remain at a constant level, or turn off altogether?

The first option is correct because as the car approaches you, the light source (headlights) becomes closer, making them appear brighter relative to the surrounding darkness.

7-637

When the weather changes as it does from Christmas to Easter,

{ "text": [ "the air may chill", "the ground may freeze", "the plants may die", "the ground may warm" ], "label": [ "A", "B", "C", "D" ] }

D

seasons cause change to the environment

1

1.8

b356d338b7

When the weather changes as it does from Christmas to Easter, which of the following is most likely to occur: the air may chill, the ground may freeze, the plants may die, the ground may warm.

The last option is correct because the time period from Christmas to Easter generally marks the transition from winter to spring, a season characterized by warming temperatures as the Earth's axis continues to tilt towards the sun.

9-678

Using mirrors to focus collected light from heavenly bodies allows

{ "text": [ "detailed observation", "foregone conclusions", "radiation experiments", "celestial music" ], "label": [ "A", "B", "C", "D" ] }

A

detailed observation of celestial objects requires a telescope

0.8

1.8

7c933a44d8

What technique, if any, is most effectively used in conjunction with mirrors to focus collected light from heavenly bodies, making it possible to study celestial phenomena in greater detail, without jumping to foregone conclusions based on incomplete data, such as analyzing the effects of radiation from distant stars or the composition of the cosmos through the composition of celestial music, and the most accurate option among these would be to use detailed observation to analyze the reflected light that is intensified and concentrated by the mirrors.

The first option is correct because detailed observation of celestial objects is effectively used in conjunction with mirrors to focus and analyze collected light from heavenly bodies.

1591

Which of these things will supplement a squirrel's caloric needs?

{ "text": [ "fish", "tree bark", "nuts", "leaves" ], "label": [ "A", "B", "C", "D" ] }

C

an animal needs to eat food for nutrients

0.8

1.6

303bb2cb4a

A squirrel's diet consists primarily of nuts, but if it were to supplement its caloric needs with one of the following options, which would be the most suitable choice: fish, tree bark, leaves, or nuts?

The third option is correct because it aligns with the question's description that a squirrel's diet consists primarily of nuts, implying that nuts would be a natural and familiar supplement to their existing diet.

9-572

As you look deeper into a Marbel you can see

{ "text": [ "the future", "minut defects", "colors", "the other side" ], "label": [ "A", "B", "C", "D" ] }

B

as the size of an object appears larger , that object will be observed better

0.8

dc78319bb0

As you look deeper into a marble, can you see the future, a multitude of minuscule defects, a kaleidoscope of colors, or the other side of the sphere?

The second option is correct because as the size of an object appears larger, that object will be observed better due to its increased perceived size allowing for more detail to be visible.

8-72

What happens when mercury is placed in water?

{ "text": [ "it dissolves", "it sinks", "it floats", "it hardens" ], "label": [ "A", "B", "C", "D" ] }

B

a body of water is a source of water

0.8

1.8

7804e1ff8e

If you place a small amount of mercury in a container of water, what will it do: it dissolves, it sinks, it floats, it hardens?

The second option is correct because mercury is a dense metal that is heavier than water, so it will sink when placed in a container of water.

7-235

In the desert, a hawk may enjoy an occasional

{ "text": [ "coyote", "reptile", "bat", "scorpion" ], "label": [ "A", "B", "C", "D" ] }

B

hawks eat lizards

1

b356d338b7

What might a hawk in the desert occasionally enjoy besides flying and perching on a cactus: a scorpion's hunt, a bat's nocturnal spectacle, a coyote's hunting prowess, or a reptile's ability to regulate its body temperature?

The second option is correct because in the desert environment, a hawk would likely appreciate a reptile's ability to regulate its body temperature, as this would be a useful adaptation for surviving in the harsh desert climate.

7-1167

A magnet will stick to

{ "text": [ "a belt buckle", "a wooden table", "a plastic cup", "a paper plate" ], "label": [ "A", "B", "C", "D" ] }

A

a magnet attracts magnetic metals through magnetism

1

2

83ad69bf22

Which item would a magnet stick to: a belt buckle, a wooden table, a plastic cup, or a paper plate?

The first option is correct because a belt buckle is typically made of metal, which is a ferromagnetic material that can be attracted to a magnet.

1834

Shorter periods of daylight happen

{ "text": [ "October to December", "November to March", "December to April", "December to March" ], "label": [ "A", "B", "C", "D" ] }

D

the amount of daylight is least in the winter

0.8

1.4

a8ecf6eaeb

What month range is typically associated with the period when the days start getting shorter in the Northern Hemisphere, which is characterized by the transition from longer to shorter periods of daylight, with options including October to December, November to March, December to April, and December to March?

The last option is correct, December to March is the month range typically associated with the period when the days start getting shorter in the Northern Hemisphere, characterized by the transition from longer to shorter periods of daylight.

9-872

A person is lost in a dense forest, and needs to find their home. They know their home is to the south, and they are headed north. They can find home by using a

{ "text": [ "northern-directing device", "northern light reader", "northeastern winds", "north central credit" ], "label": [ "A", "B", "C", "D" ] }

A

a compass is a kind of tool for determining direction by pointing north

1

1.6

b356d338b7

A person is lost in a dense forest and is trying to find their way home, which they know is located to the south. They are currently heading in the north direction. In order to navigate effectively, they need to use one of the following methods to determine their direction: a northern-directing device, a northern light reader, the northeastern winds, or the north central credit. Which method will be the most helpful in guiding them back to their home in the south?

The first option is correct because a northern-directing device, such as a compass, can accurately indicate the direction north, allowing the person to make the necessary adjustments to head south towards their home.

116

Where are you likely to find a nonrenewable resource?

{ "text": [ "a forest", "a dam", "a mine", "a solar panel" ], "label": [ "A", "B", "C", "D" ] }

C

natural gas is a nonrenewable resource

0.8

2

7189327f06

In an effort to reduce our reliance on finite energy sources, which location is most likely to be the source of a nonrenewable resource: a forest, a dam, a mine, or a solar panel?

The third option is correct because a mine is a location where nonrenewable resources such as coal, oil, and natural gas are typically extracted from the earth.

8-81

A man is searching for his dog in the woods and brings a flashlight. The flashlight has two large batteries in it, which

{ "text": [ "provide light due to wiring", "provide light through plastic", "use light to heat the flashlight", "provide light due to moisture" ], "label": [ "A", "B", "C", "D" ] }

A

a flashlight converts chemical energy into light energy

1

1.8

b356d338b7

The man is searching for his dog in the woods and brings a flashlight. The flashlight has two large batteries in it, which allow it to produce light through the process of electrical resistance, allowing the flashlight to illuminate the dark woods, but the man is wondering if he should have opted for a flashlight that uses light to heat the interior, such as one that relies on incandescence to produce light, or if the design of the flashlight's bulb, which uses a transparent or translucent plastic lens to focus and project the light, is a more crucial factor in its ability to provide sufficient illumination.

The first option is correct because the man's flashlight converts chemical energy into electrical energy which is then utilized by the circuit and wiring to produce light.

9-404

the summer solstice is on June 21st in the

{ "text": [ "in the south pacific", "upper portion of earth", "lower portion of earth", "the equator near the tropics" ], "label": [ "A", "B", "C", "D" ] }

B

the summer solstice is on June 21st in the northern hemisphere

0.8

1.6

dc78319bb0

Which of the following regions would experience the summer solstice on June 21st, a time when the upper portion of the Earth is tilted maximally towards the sun, a time of increased daylight and warmth: in the south Pacific, the upper portion of the Earth, the lower portion of the Earth, the equator near the tropics.

The second option is correct because the upper portion of the Earth in the northern hemisphere would be tilted maximally towards the sun on June 21st, resulting in increased daylight and warmth.

8-310

A mouse is being hunted by a Great Horned Owl. The owl watches the mouse carefully, and the mouse is unaware that it is being hunted. The mouse is unable to tell where the owl is, because

{ "text": [ "the owl is invisible", "the mouse is oblivious", "the mouse is blind", "the owl matches its background" ], "label": [ "A", "B", "C", "D" ] }

D

camouflage is used for hiding by animals from predators

0.8

1.8

b356d338b7

A Great Horned Owl is hunting a mouse in a forest. The owl watches the mouse carefully, and the mouse is unaware that it is being hunted. The mouse is unable to tell where the owl is because the owl is invisible, the mouse is oblivious to its surroundings, the mouse is blind, or the owl is able to perfectly match its background color, making it nearly impossible to detect.

The last option is correct because camouflage allows the Great Horned Owl to blend in with its surroundings, making it nearly impossible for the mouse to detect its presence.

1380

You would use a seismometer if

{ "text": [ "A mysterious rumble off the coast of Japan", "Someone farted in class", "Kids were stomping on the floor", "to track the buzz of a bee" ], "label": [ "A", "B", "C", "D" ] }

A

a seismometer is used to measure the strength or magnitude of an earthquake

1

2

cee82219a0

You would use a seismometer to determine which of the following was the source of a disturbance: A mysterious rumble off the coast of Japan, someone farting in class, kids stomping on the floor, or the buzz of a bee.

The first option is correct because a seismometer is specifically designed to detect seismic waves caused by earthquakes, making it the most suitable choice for determining the source of a mysterious rumble off the coast of Japan, which is likely caused by seismic activity.

7-1133

Many animals that give birth to live young have

{ "text": [ "gills", "scales", "exoskeletons", "legs" ], "label": [ "A", "B", "C", "D" ] }

D

mammals give birth to live young

1

1.2

7189327f06

Which of the following are characteristics commonly found in animals that give birth to live young, such as dolphins with their gills, some fish with their scales, certain insects with their exoskeletons, or salamanders with their legs?

The last option is correct because while dolphins, fish, and insects do have characteristics like gills, scales, and exoskeletons, salamanders are the ones listed that give birth to live young, which often have legs.

9-295

A child will only grow if they are provided with

{ "text": [ "a bed", "education", "inspiration", "energy" ], "label": [ "A", "B", "C", "D" ] }

D

an organism requires energy for growth

1

1.6

dc78319bb0

What is the essential element that a child must be provided with in order to grow and develop physically, mentally, and emotionally, and is often associated with the support of a bed for rest and sleep, the acquisition of knowledge through education, the spark of creativity and motivation from inspiration, or the vitality of physical activity and mental stimulation from energy?

The last option is correct because energy is the fundamental element that sustains all aspects of a child's growth and development, encompassing the vitality for physical activity, the spark of creativity, and the motivation for learning and mental stimulation.

9-512

Every twenty-four hours and fifty minutes, the moon can have an effect on bodies of water causing them to

{ "text": [ "swell", "float", "die", "burn" ], "label": [ "A", "B", "C", "D" ] }

A

high tide is a stage in the tide cycle process

1

2

b356d338b7

What change can occur in bodies of water every twenty-four hours and fifty minutes, due to the moon's gravitational pull, which can cause them to either gently swell with an influx of water, smoothly float to the surface, rapidly die from lack of oxygen, or catch fire due to volcanic activity triggered by tidal movements?

The first option is correct, because high tide is a stage in the tide cycle process caused by the moon's gravitational pull, which can cause bodies of water to swell with an influx of water.

7-1065

The many trees on a forest floor

{ "text": [ "are unable to decay", "are able to regrow themselves", "are broken down for good", "broke, passed, will decay" ], "label": [ "A", "B", "C", "D" ] }

D

if a tree falls then that tree is dead

1

1.8

b356d338b7

What happens to the trunks and branches of the many trees that have fallen on a forest floor, which are likely to be: are unable to decay, are able to regrow themselves, are broken down for good, broke, will decay?

The last option is correct because over time, fallen tree trunks and branches will decay due to natural processes such as microbial action, insect infestation, and weathering, ultimately returning nutrients to the soil.

9-122

A car is driving on a highway trying to get up the the speed limit. However, there are strong winds hitting the windshield of the car. Even though the driver is trying to speed up, the high winds

{ "text": [ "flip the car over", "help the car go faster", "conflict with the driver's goal", "move the car sideways" ], "label": [ "A", "B", "C", "D" ] }

C

a force acting on an object in the opposite direction that the object is moving can cause that object 's speed to decrease in a forward motion

1

2

b356d338b7

What would you do to help the car safely reach its desired speed on the highway despite the strong winds, considering the options of flipping the car over, helping the car go faster, directly conflicting with the driver's goal of reaching the speed limit, or moving the car sideways, and assuming that flipping the car over would likely result in a loss of control, helping the car go faster might not be effective against strong headwinds, conflicting with the driver's goal would only hinder the situation, and moving the car sideways would require significant maneuvering.

The third option is correct because helping the car go faster would directly conflict with the driver's goal of reaching the speed limit, which would only hinder the situation rather than help the car safely reach its desired speed.

8-78

a student leaves a nail line on a mineral sample, so that mineral can be described as what?

{ "text": [ "a mineral", "a soft mineral", "a liquid mineral", "a mineral melt" ], "label": [ "A", "B", "C", "D" ] }

B

if a mineral can be scratched by a fingernail then that mineral is soft

1

1.6

cf7109905e

What can be said about the mineral sample after a student leaves a nail line on it: it is a hard mineral, it is a soft mineral, it is a liquid mineral, or it is a mineral melt?

The second option is correct because if a mineral can be scratched by a fingernail, it is generally considered soft.

7-749

An example of a chemical change is acid breaking down substances, another is

{ "text": [ "flour added to salt", "milk added to water", "corn added to soup", "lemon juice added to milk" ], "label": [ "A", "B", "C", "D" ] }

D

An example of a chemical change is acid breaking down substances

1

2

b356d338b7

In chemistry, acid-base reactions are a classic example of chemical changes. An example of an acid breaking down substances is adding lemon juice to milk, which causes a reaction that results in a separation of the mixture. Another example of a chemical change is observed when salt, a base, is mixed with an acidic substance. Which of the following is also an example of a chemical change: flour added to salt, milk added to water, corn added to soup, or lemon juice added to milk?

The last option is correct because lemon juice added to milk results in a chemical reaction that causes the separation of the mixture, which is a classic example of a chemical change.

453

Matter in the gas phase has

{ "text": [ "fluctuating volume", "turned up volume", "turned down volume", "steady volume" ], "label": [ "A", "B", "C", "D" ] }

A

Matter in the gas phase has variable volume

0.8

1.4

a8ecf6eaeb

Matter in the gas phase exhibits a property that can be either fluctuating volume, turned up volume, turned down volume, or steady volume. Which property best describes the volume of matter in the gas phase?

The first option is correct because gases are characterized by their ability to expand and fill their containers, resulting in a variable volume that can fluctuate with changes in temperature and pressure.

9-439

an example of an excellent earth mover is

{ "text": [ "cat", "dog", "annelids", "fish" ], "label": [ "A", "B", "C", "D" ] }

C

earthworms create tunnels in soil

0.8

1.8

dc78319bb0

Which of the following animals is an excellent example of an earth mover: a cat, a dog, an annelid, or a fish?

The third option is correct because annelids, which include earthworms, create tunnels in soil as they burrow, thereby moving and aerating the soil.

21

Which animal gives birth to live young?

{ "text": [ "Shark", "Turtle", "Giraffe", "Spider" ], "label": [ "A", "B", "C", "D" ] }

C

mammals give birth to live young

1

1.8

f4c2e991c2

Which of the following animals gives birth to live young: a shark, a turtle, a giraffe, or a spider?

The third option is correct because giraffes are mammals, and like all mammals, they give birth to live young.

9-938

As a plant's roots get bigger, they split apart

{ "text": [ "worms", "water", "granite", "atoms" ], "label": [ "A", "B", "C", "D" ] }

C

a plant 's roots slowly break down rocks as the roots grow

0.8

2

7c933a44d8

What is a primary factor that contributes to the branching of a plant's roots as they grow and become larger, with the process being influenced by the presence of worms that can aerate the soil, the availability of water that promotes root growth, the composition of the surrounding soil, which may be made up of granite that is difficult for roots to break through, or the arrangement of atoms within the soil that affect the availability of nutrients to the roots?

The third option is correct because the composition of the surrounding soil, specifically the presence of granite, is a primary factor that contributes to the branching of a plant's roots as they grow and become larger due to the difficulty roots face in breaking through the hard, compact rock.

1695

In the wilderness, light pollution is?

{ "text": [ "less", "stronger", "brighter", "more widespread" ], "label": [ "A", "B", "C", "D" ] }

A

as distance to a city decreases , the amount of light pollution will increase

1

2

123d66ccd7

In the wilderness, light pollution is more widespread.

The first option is correct because the farther away you are from a city, the less light pollution you will be exposed to due to the decreased amount of artificial light sources in the surrounding area.

9-1171

Water vapor is an example of what?

{ "text": [ "moistness", "warmth", "heat", "coldness" ], "label": [ "A", "B", "C", "D" ] }

A

An example of moisture is water vapor in the atmosphere

1

1.6

1e6dc77bb6

Water vapor is an example of a state of matter that often involves a combination of moistness and warmth, but it is not necessarily cold. Heat is not a state of matter, but it is a form of energy that can contribute to the formation of water vapor through evaporation. In its pure form, water vapor is actually a gas, but its presence often indicates the air is humid and has a high level of moistness. However, water vapor can also be associated with a sense of coolness or coldness when it condenses into droplets or ice crystals, but this is a result of the release of heat. Which of the following best describes water vapor's fundamental characteristic?

The first option is correct because water vapor's fundamental characteristic is moistness, as it is a gas state of matter that indicates high humidity and air moisture.

9-1070

Heat and moisture in the ocean is a good recipe for

{ "text": [ "a violent storm", "violent sea animals", "condensation", "inland storms" ], "label": [ "A", "B", "C", "D" ] }

A

an ocean is a source of heat and moisture for a hurricane

0.8

1.8

0d935542d3

What is the most likely outcome when heat and moisture in the ocean combine, leading to potentially one of the following consequences: the formation of a violent storm, an encounter with violent sea animals, the formation of condensation that eventually leads to precipitation, or the intensification of an inland storm system?

The first option is correct because when heat and moisture in the ocean combine, they create a perfect combination for the formation of a tropical cyclone, which can eventually develop into a hurricane, a violent storm characterized by strong winds and heavy rainfall.

9-650

if the boiling point of water is attained, what ensues beyond this point?

{ "text": [ "the water turns evaporates rapidly", "the water then solidifies", "the water becomes black", "all of these" ], "label": [ "A", "B", "C", "D" ] }

A

steam is a kind of water above 100 degrees celsius

1

1.6

cf7109905e

When the boiling point of water is attained, what are some of the possible outcomes, including the water turning evaporates rapidly, the water then solidifies, or the water becomes black, or all of these?

The first option is correct because when the boiling point of water is attained, water turns into vapor and evaporates rapidly.

384

What is the most likely to be an effect of acid rain on an aquatic environment?

{ "text": [ "decrease in plant life", "increase in fish population", "increase in plant growth", "cleaner and clearer water" ], "label": [ "A", "B", "C", "D" ] }

A

acid rain has a negative impact on water quality

1

1.8

d2ccffd14b

What is the most likely effect of acid rain on an aquatic environment, given the following options: a decrease in plant life due to the inability of aquatic plants to tolerate low pH levels, an increase in fish population because acid rain can alter the food chain and favor certain species, an increase in plant growth due to the leaching of nutrients from the soil, or cleaner and clearer water due to the reduction of pollutants and excess nutrients that cause algae blooms?

The first option is correct because acid rain has a negative impact on water quality by lowering the pH level of the water, making it difficult for aquatic plants to thrive.

1261

When the moon is full is has a different

{ "text": [ "size", "weight", "distance", "appearance" ], "label": [ "A", "B", "C", "D" ] }

D

the phases of the Moon change the appearance of the Moon

0.8

2

7189327f06

When the moon is full, it has a different ______, which is why people often notice it more from Earth, whether it's because of its larger ______, its ______ from the sun and stars, its varied ______ due to shadows and light, or its more noticeable presence in the night sky due to its proximity to the horizon.

The last option is correct because when the moon is full, it has a different appearance, which is noticeable due to its larger size in the sky, its brightness from the sun and stars, its varied shading due to shadows and light, or its more noticeable presence in the night sky due to its proximity to the horizon.

9-1051

What happens when a hemisphere is tilted away from the sun?

{ "text": [ "cools", "nothing", "heats", "warms" ], "label": [ "A", "B", "C", "D" ] }

A

winter is when a hemisphere is tilted away from the sun

1

2

1e6dc77bb6

When a hemisphere is tilted away from the sun, what change in temperature occurs, considering the following possibilities: it cools, remains relatively unchanged (nothing), experiences no change in temperature, it heats, or it warms?

When a hemisphere is tilted away from the sun, it cools.

1320

One renewable fuel source is

{ "text": [ "vegetable oil", "coal", "fossil fuel", "petroleum fuel" ], "label": [ "A", "B", "C", "D" ] }

A

alternative fuel is usually a renewable resource

0.8

1.8

a8ecf6eaeb

Which one of the following is not considered a renewable fuel source: vegetable oil, coal, fossil fuel, petroleum fuel?

The first option is incorrect, vegetable oil is actually considered a renewable fuel source as it can be obtained from plants.

9-676

I can use electrical energy to

{ "text": [ "Run a mile", "Swim", "bake a bagel", "Rock climb" ], "label": [ "A", "B", "C", "D" ] }

C

a doorbell converts electrical energy into sound

1

2

cee82219a0

Which of the following activities would you be most likely to use electrical energy to power: running a mile, swimming, baking a bagel, or rock climbing?

The third option is correct because baking a bagel involves using a toaster or oven, which requires electrical energy to function.

9-128

On the list of a flower's goals would be to

{ "text": [ "produce carbon dioxide", "deroot and die", "produce offspring", "remain sterile" ], "label": [ "A", "B", "C", "D" ] }

C

a flower 's purpose is to produce seeds

1

1.8

a8ecf6eaeb

Which of the following are primary goals of a flower's life cycle: produce carbon dioxide, produce offspring, remain sterile, or deroot and die?

The third option is correct because a flower's primary purpose is to produce seeds, which are essential for the reproduction and continuation of the plant species, ultimately leading to the production of offspring.

9-644

A person wants to buy some reusable equipment for the kitchen, so they get

{ "text": [ "paper plates", "ceramic plates", "solo cups", "plastic forks" ], "label": [ "A", "B", "C", "D" ] }

B

something reusable can be used more than once

0.8

1.8

b356d338b7

A person wants to buy some reusable equipment for the kitchen to reduce waste and save money on disposable items, so they get a set of ceramic plates, a set of paper plates, a few dozen solo cups, or a set of plastic forks. Which of these options would most likely align with their goal of reducing waste and saving money?

The second option is correct because ceramic plates are a reusable item that can be used multiple times, reducing the need for single-use alternatives and ultimately aligning with the person's goal of reducing waste and saving money.

7-342

The only stage of the water cycle process that is nonexistent is

{ "text": [ "evaporation", "evaluation", "precipitation", "condensation" ], "label": [ "A", "B", "C", "D" ] }

B

evaporation is a stage in the water cycle process

1

1.8

b356d338b7

Which of the following stages of the water cycle process is nonexistent: evaporation, evaluation, precipitation, or condensation?

The second option is correct because evaluation is not a stage in the water cycle process.

8-73

which of these would more likely survive?

{ "text": [ "a lost dog by the river, with small rodents", "a cat left in the desert", "a man drifting a raft at sea without supplies", "none of these" ], "label": [ "A", "B", "C", "D" ] }

A

the ability to access resources has a positive impact on an organism 's survival

0.8

1.2

cf7109905e

Which scenario is more likely to survive: a lost dog by the river with abundant small rodents for food and fresh water accessible nearby, a cat left in the desert with no shade or shelter, or a man drifting a raft at sea without supplies or a clear destination in sight?

The first option is correct because the dog has immediate access to essential resources such as food and water, increasing its chances of survival.

7-30

The moon's surface

{ "text": [ "is smooth on the entire surface", "contains large cavities cause by explosions", "contains an internal core of cheese", "is filled with lakes" ], "label": [ "A", "B", "C", "D" ] }

B

the moon 's surface contains many craters

1

1.6

a8ecf6eaeb

What characteristic best describes the moon's surface, considering it either features a uniformly even terrain with no noticeable irregularities, has numerous large depressions and craters formed by ancient asteroid and comet impacts, is home to a solid, molten iron core surrounded by a thick layer of melted cheese, or is dotted with numerous bodies of water in the form of lakes, with some being quite large in size.

The second option is correct because the moon's surface is characterized by numerous large depressions and craters formed by ancient asteroid and comet impacts, which are visible features that match the description of large cavities caused by explosions.

1310

Greenhouses

{ "text": [ "trap the dangerous gases released by plants", "protect plants from snow and frost", "keep plants from getting warm", "protect plants from mild weather" ], "label": [ "A", "B", "C", "D" ] }

B

a greenhouse is used to protect plants from the cold

0.8

1.6

a8ecf6eaeb

What is the primary purpose of a greenhouse, which is to either trap the dangerous gases released by plants, protect plants from snow and frost, keep plants from getting warm, or protect plants from mild weather?

The second option is correct because a greenhouse is designed to provide a controlled environment that shields plants from harsh weather conditions, such as snow and frost, thereby allowing them to grow and thrive in a more favorable climate.

1157

Earth rotating causes

{ "text": [ "the cycling of AM and PM", "the creation of volcanic eruptions", "the cycling of the tides", "the creation of gravity" ], "label": [ "A", "B", "C", "D" ] }

A

a planet rotating causes cycles of day and night on that planet

1

1.8

a8ecf6eaeb

What are the three primary natural phenomena that are directly caused by the Earth's rotation, out of the following options: the cycling of AM and PM, which is actually a result of our 24-hour clock system; the creation of volcanic eruptions, which are caused by movement in the Earth's mantle; the cycling of the tides, which is primarily influenced by the gravitational pull of the moon; and the creation of gravity, which is a fundamental force of nature that is not directly caused by the Earth's rotation but is a result of the mass of the Earth?

The first option is correct because the cycling of day and night on Earth is directly caused by the planet's rotation, resulting in periods of sunlight and darkness at different times of the day.

9-672

which one of these can help a person cook their food?

{ "text": [ "a stack of clothes", "a stack of cans", "a pack of cigarettes", "a counter cooker appliance" ], "label": [ "A", "B", "C", "D" ] }

D

a stove generates heat for cooking usually

1

2

cf7109905e

What item among a stack of clothes, a stack of cans, a pack of cigarettes, and a counter cooker appliance would be most useful in helping a person cook their food?

The last option is correct because a counter cooker appliance, such as a stove or cooktop, is specifically designed for generating heat for cooking food.

8-203

Sunlight produces heat that causes

{ "text": [ "dogs to bark", "stones to form", "warmth on bodies", "plastic to form" ], "label": [ "A", "B", "C", "D" ] }

C

sunlight produces heat

1

2

4069604f6c

When sunlight enters the Earth's atmosphere, it produces heat that causes either dogs to bark, stones to form, warmth on bodies, or plastic to form. What is the primary effect of this process?

The third option is correct because when sunlight enters the Earth's atmosphere, it warms the surface of the planet, resulting in the sensation of warmth on bodies.

8-37

with which could you tell the exact size of an object?

{ "text": [ "a plain stick with irregular shape", "a plastic tape with graduated markings", "a thermometer with mercury in it", "a metal cooking spoon" ], "label": [ "A", "B", "C", "D" ] }

B

a tape measure is used to measure length

1

2

cf7109905e

Which of the following objects would you use to measure the exact size of an object accurately, and which would you not use for this purpose: a plain stick with irregular shape, a plastic tape with graduated markings, a thermometer with mercury in it, or a metal cooking spoon?

The second option is correct because a plastic tape with graduated markings, such as a tape measure, is specifically designed to provide precise and accurate measurements of length.

1875

Which would be the result of the breeding of two wolves?

{ "text": [ "kittens", "wolf pups", "fox pups", "dog pups" ], "label": [ "A", "B", "C", "D" ] }

B

reproduction produces offspring

1

2

303bb2cb4a

If a wolf mated with a wolf, what would be the offspring produced in the next generation, considering the possible hybrid options of wolf pups, kittens (resulting from a wolf and a domestic cat or a wildcat), fox pups (resulting from a wolf and a fox), or dog pups (resulting from a wolf and a domestic dog), and also considering that wolves can mate with domestic dogs and produce offspring, or wolves can mate with other wolves to produce only wolf pups.

The second option is correct because wolves can only produce wolf pups when they mate with other wolves, as it is the only pure species combination mentioned that results in offspring of the same species.

7-678

Scales

{ "text": [ "measure how much belly fat the user has", "measure height of the user", "help users know if they need to drop some lbs.", "help users determine their blood sugar levels" ], "label": [ "A", "B", "C", "D" ] }

C

a scale is used for measuring weight

1

2

a8ecf6eaeb

Which of the following features should a smart scale have: measure how much belly fat the user has, measure the height of the user, help users know if they need to drop some pounds, or help users determine their blood sugar levels?

The third option is correct because it allows users to set personal weight goals and receive feedback on whether they need to adjust their weight, which is a fundamental function of a smart scale.

7-156

When producers create food in an ecosystem, a portion of the nutrients are

{ "text": [ "carbs", "energy", "grass", "flowers" ], "label": [ "A", "B", "C", "D" ] }

A

a producer is a source of sugar in an ecosystem

0.8

1

b356d338b7

When producers create food in an ecosystem, a portion of the nutrients are either used by the producers themselves to produce more biomass, stored in forms like carbohydrates (carbs), converted into energy that supports the food chain, released into the environment through processes such as transpiration, or contributed to the nutrient cycle by supporting the growth of various plants, including grass and flowers.

The first option is correct because when producers create food through photosynthesis, they store the energy in the form of carbohydrates, which is a type of sugar.

9-441

Two ships grazing each other as they pass will

{ "text": [ "cause mayhem", "sink them", "speed them up", "slow them down" ], "label": [ "A", "B", "C", "D" ] }

D

friction acts to counter the motion of two objects when their surfaces are touching

0.8

1.6

dc78319bb0

Two ships grazing each other as they pass will cause mayhem, sink them, speed them up, or slow them down, but what is the most likely consequence of their proximity?

The last option is correct because when two ships pass closely, friction between their hulls can slow them down.

278

A battery converts chemical energy into

{ "text": [ "energy stored due to the relative positions of charged particles or electric fields", "energy stored due to the bombardment of particles", "energy stored between the cells of nonadjacent particles", "energy that is broken down in particles" ], "label": [ "A", "B", "C", "D" ] }

A

a battery converts chemical energy into electrical energy

1

1.8

b7b9b1d4ec

Which type of energy does a battery convert chemical energy into: energy stored due to the relative positions of charged particles or electric fields, energy stored due to the bombardment of particles, energy stored between the cells of nonadjacent particles, or energy that is broken down in particles.

The first option is correct because a battery converts chemical energy into electrical potential energy, which is a form of energy stored due to the relative positions of charged particles or electric fields.

9-373

The leaves of a plant benefit from?

{ "text": [ "dog", "sun", "human", "dust" ], "label": [ "A", "B", "C", "D" ] }

B

chlorophyll is used for absorbing light energy by plants

1

2

0317ce7c33

Which of the following is most beneficial for the leaves of a plant: sunlight from the sun, the watering provided by a human, the nutrients that can be carried by a dog, or the abrasive nature of dust particles that can help remove debris?

The second option is correct because sunlight from the sun is essential for photosynthesis, a process that allows plants to produce their own food and grow.

7-16

Quartz may produce rainbows when light is shined

{ "text": [ "around the crystal's area", "through any of its sides", "in the room its in", "in to a mirror at it" ], "label": [ "A", "B", "C", "D" ] }

B

a quartz is made of six-sided transparent crystals

1

1.2

b356d338b7

When a quartz crystal is placed in a room and a beam of light is shined through any of its sides, into a mirror at its surface, or around its area, it can potentially produce a rainbow effect, but not when the light is shined in the room it is in. Which of the following would most likely produce a rainbow with the quartz crystal: shined through any of its sides, in to a mirror at it, in the room its in, around the crystal's area?

The second option is correct because light that passes through the sides of the crystal is refracted and separated into its individual colors, creating a rainbow effect.

8-264

A woman is digging under a tree on a tall mountain. She is looking for interesting rocks, and a foot down into the soil, discovers a fossilized fish skeleton. From this discovery, the woman is able to determine that

{ "text": [ "the mountain used to be underwater", "some bears in mountains eat fish", "some fish can climb mountains", "sometimes rain can move fish to high spaces" ], "label": [ "A", "B", "C", "D" ] }

A

if fossils of a water animal or plant are found in a place then that place used to be covered by water in the past

0.8

1.8

b356d338b7

A woman is digging under a tree on a tall mountain, which is rumored to have formed in a dramatic geological past where it was submerged underwater. However, there are also reports of bears in these mountains that feed on fish in the nearby rivers and streams. Additionally, it's a lesser-known fact that some species of fish are capable of ascending to high elevations, and some research suggests that heavy rainfall can sometimes sweep fish up from the lower parts of the mountain and deposit them in the higher spaces. Given her discovery of a fossilized fish skeleton, which would be a stronger conclusion: the mountain used to be underwater, bears that feed on fish are not capable of excavating such fossils, fish can indeed climb mountains, or heavy rainfall has transported fish to the high spaces where they perished and were preserved in the rock?

The first option is correct because the discovery of a fossilized fish skeleton, which is a water animal, in a high-altitude location strongly supports the conclusion that the area was once underwater, as fossils are typically preserved in the rock formations where they died, rather than being transported there by other means.

814

Which animal lacks the ability to see by sensing light?

{ "text": [ "Southern cave crayfish", "lobster", "cod", "salmon" ], "label": [ "A", "B", "C", "D" ] }

A

eyes are used for seeing by animals by sensing light

0.8

1.6

be7a45e47c

Which of the following animals is known for lacking the ability to see by sensing light, like many other crustaceans, and is commonly found in freshwater environments, particularly in caves and rocky crevices, while others have more developed eyes that allow them to detect light and navigate through their environments, such as the lobster's compound eyes, the cod's lateral line system, and the salmon's highly developed eyes that help them navigate through their aquatic surroundings?

The first option is correct because the Southern cave crayfish is known to live in dark environments such as caves and rocky crevices and lacks highly developed eyes, like many other crustaceans, which are often unable to sense light.

9-1116

Which animal emits something that many autistic people would be extra sensitive to?

{ "text": [ "cow", "dog", "cat", "skunk" ], "label": [ "A", "B", "C", "D" ] }

D

a skunk produces a bad odor

0.8

df774267ec

Which animal is known to emit a strong odor that many autistic individuals may find overwhelming or disturbing, often due to its ability to release a pungent secretion from its anal glands, a characteristic that can be a significant source of sensory overload?

The last option is correct because skunks are well-known for emitting a strong, pungent odor from their anal glands, which can be overwhelming and disturbing for some individuals, including those on the autism spectrum.

9-218

which of these usually occur over the shortest period?

{ "text": [ "a super size earthquake", "a torrential rain fall", "all of these", "the eruption of a volcano" ], "label": [ "A", "B", "C", "D" ] }

A

an earthquake usually occurs over a period of 10 to 30 seconds

1

1.4

cf7109905e

Which of the following natural disasters typically occurs over the shortest period: a super size earthquake, which can release energy in a matter of seconds, a torrential rain fall, which can last for hours or days, the eruption of a volcano, which can continue for days, weeks, or even months, or all of these disasters, which can vary in duration but may be clustered together in a short period of time?

The first option is correct because a super size earthquake can release energy in a matter of seconds, which is significantly shorter than the duration of a torrential rain fall, the eruption of a volcano, or a cluster of natural disasters.

9-200

If the sun has set it is

{ "text": [ "easy to cook a meal", "time to eat breakfast", "necessary to wear a coat", "harder to see outside" ], "label": [ "A", "B", "C", "D" ] }

D

if it is night then the sun has set

1

1.2

c8d24331a4

If the sun has set, which of the following is true: it is harder to see outside, necessary to wear a coat, time to eat breakfast, or easy to cook a meal.

The last option is correct because when the sun has set, the sky is typically darker, making it more difficult for people to see outside.

7-282

A magnifying glass

{ "text": [ "would allow the user to better view the legs on an ant", "would enhance the smell of a viewed specimen", "would blur the legs of an ant", "would enhance the feel of the user" ], "label": [ "A", "B", "C", "D" ] }

A

magnifying glass is used to see small things by making objects appear bigger

1

2

a8ecf6eaeb

Which of the following would be the most useful feature of a specialized magnifying glass for observing ants, by allowing you to see more details about their structure, specifically the legs: a magnifying glass that would allow you to better view the legs on an ant, a magnifying glass that would enhance the smell of a viewed specimen, a magnifying glass that would blur the legs of an ant, or a magnifying glass that would enhance the feel of the user?

The first option is correct because a magnifying glass that allows you to better view the legs on an ant would provide the user with a clearer and more detailed observation of the ant's structure, which is essential for studying its anatomy.

9-207

What do rotating vanes on an electric fan do to air?

{ "text": [ "dampen", "circulate", "cool", "warm" ], "label": [ "A", "B", "C", "D" ] }

B

the vanes rotating in an electric fan causes air to move

0.8

1.8

1e6dc77bb6

What do the rotating vanes on an electric fan do to air, whether they cool the air by increasing its rate of circulation or merely circulate it without altering its temperature, dampen the air by removing excess moisture, or warm the air by transferring heat from their surroundings?

The second option is correct because the rotating vanes on an electric fan circulate the air without actually cooling or warming it, merely redistributing the air to make it feel cooler.

8-408

An animal would have its inner parts better protected if it had which of these?

{ "text": [ "a backpack on its back", "a calcium fortified internal structure", "none of these", "a shell of cotton" ], "label": [ "A", "B", "C", "D" ] }

B

the skeletal system protects internal organs

1

2

cf7109905e

An animal would have its inner parts better protected if it had which of the following: a backpack on its back, a calcium fortified internal structure, none of these, or a shell of cotton.

The second option is correct because a calcium fortified internal structure, such as a skeleton, provides a rigid framework that can absorb and distribute external forces, thereby protecting the internal organs from injury.

1891

Plants require this to grow

{ "text": [ "fertilizer", "cool temperatures", "non-organic matter", "H2O" ], "label": [ "A", "B", "C", "D" ] }

D

a plants require water for to grow

0.8

1.4

123d66ccd7

What do plants require to grow, whether it's the chemical-based fertilizer that provides essential nutrients, the cool temperatures that regulate photosynthesis, the non-organic matter that serves as a natural pest deterrent, or the H2O that constitutes a crucial component of their cellular structure?

The last option is correct because water is the most fundamental component required for plant growth, constituting about 80-90% of a plant's biomass and playing a crucial role in photosynthesis, nutrient transport, and other essential biological processes.

7-969

Renewable resources

{ "text": [ "often come from fossil fuels", "take centuries to biodegrade", "can be used ad infinitum", "should be used conservatively" ], "label": [ "A", "B", "C", "D" ] }

C

renewable resources can be used over again

1

2

a8ecf6eaeb

Which of the following statements best describes renewable resources: often come from fossil fuels, take centuries to biodegrade, can be used ad infinitum, or should be used conservatively.

The third option is correct because renewable resources, such as solar and wind energy, can be replenished naturally over time and used repeatedly without depleting them.

8-124

a day hiking will most likely result in which of these?

{ "text": [ "a paling of the skin", "a greening of the skin", "an even darker tone", "none of these" ], "label": [ "A", "B", "C", "D" ] }

C

if something is outside during the day then that something will receive sunlight

1

1.2

cf7109905e

A day hiking in the sun will most likely result in none of these: a paling of the skin, a greening of the skin, an even darker tone, or none of these.

The third option is correct because prolonged exposure to sunlight causes the skin to darken due to melanin production as a natural response to UV radiation.

1288

Refraction

{ "text": [ "makes objects appear to be twice their size", "moves heat energy thru sound waves", "is the phenomenon involved in mirrors", "makes a straw appear broken when in a cup of water" ], "label": [ "A", "B", "C", "D" ] }

D

refraction causes something to look different

1

a8ecf6eaeb

Which of the following phenomena is responsible for the bending of light as it passes from one medium to another, but also has applications in creating illusions such as making objects appear to be twice their size, transferring heat energy through sound waves, being the principle behind the reflection in mirrors, and making a straw appear to be broken when placed in a glass of water?

The last option is correct because refraction is responsible for the bending of light as it passes from one medium to another and also has various applications, including making a straw appear to be broken when placed in a glass of water, creating illusions, transferring heat energy through sound waves, and being the principle behind reflection in mirrors.

9-836

which of these can be considered a stage in the water cycle?

{ "text": [ "all of these", "the combination of nails and hammers", "the presence of H20", "the combination of chlorine and gas" ], "label": [ "A", "B", "C", "D" ] }

C

condensation is a stage in the water cycle process

1

1.8

cf7109905e

What process would typically involve the combination of all of the following: nails and hammers, the presence of H2O, and the combination of chlorine and gas as a stage in the water cycle?

The third option is correct because the water cycle, specifically the condensation process, involves the combination of water vapor (H2O) in the atmosphere, which is formed when chlorine and other gases react with the water, and can be released through a process that often involves the use of tools like hammers and nails, but most importantly, it involves the formation of liquid water.

9-725

Which of these items is required for a deer to live

{ "text": [ "sun", "iron", "sand", "cafeteria" ], "label": [ "A", "B", "C", "D" ] }

A

the sun is the source of energy for life on Earth

1

2

0317ce7c33

What essential item among sun, iron, sand, and a cafeteria is crucial for a deer's survival, with sun providing warmth and light, iron being necessary for blood's oxygen-carrying capacity, sand possibly being used in a deer's burrow for insulation, and a cafeteria offering no direct connection to a deer's natural habitat or physiological needs?

The first option is correct because the sun provides warmth and light, which are essential for a deer's survival as it affects their ability to regulate their body temperature and initiate photosynthesis for food through plants.

9-973

Where is the best place to shoot animals?

{ "text": [ "national park", "sky", "forest", "sea" ], "label": [ "A", "B", "C", "D" ] }

C

national parks limit hunting

1

1.2

0317ce7c33

What is the most suitable location for wildlife photography, considering the options of a national park, which provides a habitat for a variety of species and diverse landscapes; the sky, which offers an opportunity to capture birds in flight; the forest, which can offer a dense population of specific animal species such as deer or monkeys; and the sea, which allows for the capture of marine life such as dolphins or whales?

The third option is correct because a forest provides a dense population of specific animal species, offering the best opportunity to capture up-close and detailed photographs of wildlife in their natural habitat.

7-892

Spiders can catch prey by doing all aside from

{ "text": [ "building webs", "building traps", "hunting", "howling" ], "label": [ "A", "B", "C", "D" ] }

D

a spider web is used to capture food by spiders

0.8

1.8

b356d338b7

Spiders can catch prey by building webs, building traps, or hunting, but they do not typically catch prey by doing which one of the following?

The last option is correct because howling is a method of communication, not a method of capturing prey, and spiders do not howl to catch prey.

112

When does electricity flow through a conductor?

{ "text": [ "when it's outside around lighting", "when it's attached to a battery", "when it's attached to a human", "when it's near a light bulb" ], "label": [ "A", "B", "C", "D" ] }

B

sending electricity through a conductor causes electricity to flow through that conductor

0.8

1.6

7189327f06

When does electricity flow through a conductor: when it's outside around lighting, when it's attached to a battery, when it's attached to a human, or when it's near a light bulb?

The second option is correct because attaching a conductor to a battery creates a circuit allowing electricity to flow through it.

9-608

I can use a stopwatch to track

{ "text": [ "The number of freckles I have on my back", "How long the road is", "My weight loss in 6 months", "how many marshmallows I can eat in 10 minutes" ], "label": [ "A", "B", "C", "D" ] }

D

a stopwatch is used to measure time

1

2

cee82219a0

If I have a stopwatch, I can use it to track my progress for either how many marshmallows I can eat in 10 minutes, the length of time it takes to run the entire length of the road, or the number of freckles I have on my back, but not the amount of weight I have lost in the last 6 months, because the stopwatch is not designed to track weight loss.

The last option is correct because a stopwatch is designed to measure elapsed time, making it suitable for tracking the amount of time spent eating marshmallows, but not for measuring weight loss which would require a different type of tool such as a scale.

306

If John were going to the store, how would he measure his trip?

{ "text": [ "kilometer", "centimeter", "decameter", "meter" ], "label": [ "A", "B", "C", "D" ] }

A

kilometers km are a unit used for measuring distance generally used for values between 1 and 50000000

0.8

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9d751854d9

If John was going to the store, how would he measure the distance of his trip, using either a unit as small as a centimeter to measure every step, a unit as large as a kilometer to measure the overall distance, a unit as precise as a meter for the exact length, or a unit with a decimal multiple of a meter such as a decameter for a more general estimate?

The first option is correct because it is the most suitable choice for measuring the overall distance of John's trip, as it is a large unit that can effectively measure distances of thousands of meters.

9-97

A man plugs his television into an outlet behind a cabinet. He sees that the television may now be turned on so that he can watch his favorite show. The man knows that by hooking the t.v. cord into the outlet

{ "text": [ "he completed a lap", "he made a good deal", "he invented new circuits", "he completed a circuit" ], "label": [ "A", "B", "C", "D" ] }

D

when an electrical conductor is plugged into an outlet , a circuit is completed

1

2

b356d338b7

By plugging his television into an outlet behind a cabinet, which action did the man accomplish, he completed a lap, he made a good deal, he invented new circuits, or he completed a circuit.

The last option is correct because when an electrical conductor is plugged into an outlet, it connects the device to a power source, creating a closed path for electricity to flow through, which is the definition of completing a circuit.

9-625

Which type of energy is the most environmentally friendly?

{ "text": [ "Coal", "Petroleum", "Natural Gas", "Sunlight" ], "label": [ "A", "B", "C", "D" ] }

D

solar energy is a renewable resource

1

2

8cb5b0688e

What type of energy source is currently considered the most environmentally friendly among the following options: Coal, which is a fossil fuel with significant greenhouse gas emissions and air pollution; Petroleum, which is also a fossil fuel and can cause oil spills and habitat destruction; Natural Gas, which while cleaner than coal and petroleum, still releases methane and other pollutants into the atmosphere; or Sunlight, which is a renewable energy source that produces little to no emissions and can be harnessed through solar panels to power homes and businesses?

The last option is correct because it is the only renewable and clean energy source among the options listed that produces little to no emissions, making it environmentally friendly.

8-446

Which form can be made into a triangle?

{ "text": [ "ice", "steam", "water", "salt water" ], "label": [ "A", "B", "C", "D" ] }

A

Matter in the solid phase has definite shape

1

2

a9f90f5da1

If you were to create a solid shape using three sides, which of the following would be the only form that can be made into a triangle: ice, steam, water, or salt water?

The first option is correct because ice, as a solid phase of water, can be formed into a shape with a definite boundary, specifically a triangle, whereas steam and water are liquids and do not maintain a fixed shape, and salt water is a solution that does not form a solid triangle shape.

9-451

who would see better through an underground tunnel?

{ "text": [ "a boy with a pen", "a man with a stick", "a man with a spoon", "a man with a candle and match" ], "label": [ "A", "B", "C", "D" ] }

D

a candle is a source of light when it is burned

1

2

cf7109905e

Which of the following individuals would be better equipped to see through an underground tunnel: a boy with a pen, a man with a stick, a man with a spoon, or a man with a candle and match?

The last option is correct because a man with a candle and match would be better equipped to see through an underground tunnel since the flame from the candle would provide a source of light, illuminating the darkness, making it possible to see through the tunnel.

884

There are now many more people because of

{ "text": [ "efficient farming", "more cities", "computers", "global warming" ], "label": [ "A", "B", "C", "D" ] }

A

the increase of something required by an organism has a positive impact on that organism 's survival

1

1.6

7189327f06

What has been a primary factor in accommodating the growth of the global population, allowing for the development of efficient farming to sustain increased food production, the expansion of cities to provide housing and infrastructure for the growing number of inhabitants, and the widespread adoption of computers to support modern industries and communication networks, or the exacerbation of global warming, which could potentially have a devastating impact on the planet and its resources?

The first option is correct because efficient farming has allowed for the production of food to meet the demands of a growing global population, supporting human survival and economic development, while the other options do not have a directly positive impact on the same level.

8-267

Water in a sealed jar might do what when placed in the freezer?

{ "text": [ "evaporate", "break it", "melt", "run off" ], "label": [ "A", "B", "C", "D" ] }

B

when water freezes , that water expands

1

1.6

9d751854d9

What happens to water in a sealed jar when placed in the freezer, considering it might either evaporate, break it, melt, or run off?

The second option is correct because when water freezes in a sealed jar, the expanding ice can exert pressure on the jar, causing it to break due to the increased pressure.

1230

What causes a chemical reaction?

{ "text": [ "mixing and heating edible items", "putting water in a bowl", "petting a small cat", "rolling a ball on a floor" ], "label": [ "A", "B", "C", "D" ] }

A

cooking causes a chemical reaction

1

b356d338b7

In a science experiment to demonstrate chemical reactions, a person has the option to choose from several activities: mixing and heating edible items like baking a cake, placing water in a bowl without adding any chemicals, gently petting a small cat to observe its behavior, or rolling a ball on the floor to test its trajectory. Which activity is most likely to cause a chemical reaction?

The first option is correct because mixing and heating edible items like baking a cake involves combining ingredients and applying heat, which triggers chemical reactions that change the composition of the ingredients and produce a distinct final product.

9-283

What stores food for future use and is green?

{ "text": [ "bacteria", "trout", "virus", "tree" ], "label": [ "A", "B", "C", "D" ] }

D

usually plants store the food they produce for future use

1

1.2

52dbc5c7af

What stores food for future use and is typically green, such as a mature tree storing food in its leaves, or what might store food for future use and is green, such as a trout's green-colored algae in its stomach that can be used for energy, or what stores food for future use in a green-colored environment, such as a virus that is typically grown in a green petri dish for study, or what stores food for future use and is essentially a microorganism, such as a bacterium in a nutrient-rich green environment like a compost pile?

The last option is correct because a mature tree stores food in its leaves.

9-1088

Filling a bottle full of water and then placing it in the freezer can lead to

{ "text": [ "loosening of the bottle lid", "deflation of the bottle", "ice cubes in the freezer", "bursting of the bottle" ], "label": [ "A", "B", "C", "D" ] }

D

when water freezes , that water expands

1

1.8

a8ecf6eaeb

What is the most likely outcome when you fill a bottle with water and then place it in the freezer: the loosening of the bottle lid due to the expansion of the water, the deflation of the bottle as it becomes brittle and prone to cracking, the formation of ice cubes within the bottle due to the freezing of the water, or the bursting of the bottle as the expanding water inside causes the container to rupture?

The last option is correct because when water freezes, it expands and increases in volume, which can exert enough pressure on the bottle to cause it to rupture.

9-446

What functions without contact between objects?

{ "text": [ "weight", "friction", "opposites attracting", "pressure" ], "label": [ "A", "B", "C", "D" ] }

C

magnetism does not require contact between objects to act

1

2

1e6dc77bb6

What is the phenomenon that allows objects to interact with each other without physically touching, yet still be influenced by their relative motion or mass, and can also be observed between objects that do not physically interact, such as between two electrically charged particles or between two magnets that are positioned so that they repel each other, considering the following factors: weight, the force that opposes the motion of an object, the fundamental principle that describes the attraction between unlike entities, or the force exerted per unit area on an object?

The third option is correct because magnetism is a phenomenon that allows objects to interact with each other without physically touching, yet still be influenced by their relative motion or mass, and can also be observed between objects that do not physically interact, such as between two electrically charged particles or between two magnets that are positioned so that they repel each other.

168

Which doesn't contain water?

{ "text": [ "Sea of Tranquilitiy", "Caspian Sea", "Dead Sea", "Caribbean Sea" ], "label": [ "A", "B", "C", "D" ] }

A

the moon does not contain water

1

2

be7a45e47c

Which of the following bodies of water does not contain water: the Sea of Tranquility, the Caspian Sea, the Dead Sea, or the Caribbean Sea?

The first option is correct because the Sea of Tranquility is a lunar mare, a large, dark, basaltic plain on the Moon's surface, and therefore it does not contain liquid water.

7-6

Fungi

{ "text": [ "can do their food chain jobs without ingestion", "act as predators in the food chain", "are always safe to ingest", "occupy the top of the food chain" ], "label": [ "A", "B", "C", "D" ] }

A

In the food chain process fungi have the role of decomposer

1

1.6

a8ecf6eaeb

What role do fungi play in a typical food chain, considering that they can do their food chain jobs without ingestion, act as predators in the food chain, are always safe to ingest, or occupy the top of the food chain?

The first option is correct because fungi are unique in their ability to break down organic matter and recycle nutrients through decomposition without ingesting their food.

172

Compared to a regular swimmer, a scuba diver deals with more

{ "text": [ "heat", "pressure", "water", "air" ], "label": [ "A", "B", "C", "D" ] }

B

as an object descends into water , the pressure on that object will increase

1

2

7189327f06

What aspect of the environment do scuba divers typically encounter in greater quantity or intensity than regular swimmers: heat, pressure, water, or air?

The second option is correct because scuba divers typically experience greater pressure underwater due to the weight of the water above them, resulting from the increased depth they dive to.

1442

What is an example of the fact that a thing is dead once it dies after having previously lived?

{ "text": [ "a small squirrel falls from a tree and breaks its leg", "a panda stops eating and falls into a coma", "a dog is paralyzed and is unable to move", "a vibrant cat is deceased after being hit by a car" ], "label": [ "A", "B", "C", "D" ] }

D

if a living thing dies then that living thing is dead

1

2

b356d338b7

What is an example of the fact that a thing is dead once it dies after having previously lived, as evidenced by the following scenarios: a small squirrel that falls from a tree and breaks its leg, but is still considered alive despite its injury; a panda that stops eating and falls into a coma, but is still alive and can recover; a dog that is paralyzed and is unable to move, but is still alive; or a vibrant cat that is deceased after being hit by a car?

The last option is correct because a vibrant cat that is deceased after being hit by a car is an example of a living thing being dead once it dies after having previously lived, as it has ceased to exhibit the characteristics of being alive due to the fatal impact of the car.

8-212

Thunder clouds are

{ "text": [ "filled with beautiful music", "of a significant weight", "the color light pink", "take 10 years to form" ], "label": [ "A", "B", "C", "D" ] }

B

clouds produce rain

1

1.2

cee82219a0

Which of the following accurately describes thunder clouds: those that are filled with beautiful music, those that are of a significant weight, those that are characterized by the color light pink, or those that take 10 years to form?

The second option is correct because thunder clouds are formed from a large collection of water droplets and ice crystals that contribute to their significant weight, typically indicating the presence of heavy rain or even hail, and can produce thunderstorms.

7-145

If someone is experiencing frequent falls

{ "text": [ "they should move out of their house", "they should just stop trying to walk", "they should try wearing slicker bottomed shoes", "they should try putting down carpet or throw rugs" ], "label": [ "A", "B", "C", "D" ] }

D

as the smoothness of something increases , the friction of that something will decrease when its surface moves against another surface

0.8

1.2

a8ecf6eaeb

What would be the most effective solution for someone who frequently falls, considering the options of having them move out of their house to a more stable environment, giving up on attempting to walk altogether, using shoes with non-slip soles such as slicker bottomed shoes, or making the floor surfaces within their home safer by putting down carpet or throw rugs?

The last option is correct because making the floor surfaces within their home safer by putting down carpet or throw rugs directly addresses the root cause of the problem - the friction between their feet and the floor - rather than trying to change the person's movement or environment.

7-13

It is easiest to get a clear photo of the moon by

{ "text": [ "using a large magnifying glass", "using a telephoto lens", "using a telescopic lens", "looking through a microscope" ], "label": [ "A", "B", "C", "D" ] }

C

as the size of an object appears larger , that object will be observed better

1

1.8

b356d338b7

It is easiest to get a clear photo of the moon by using a telephoto lens, a large magnifying glass, a telescopic lens, or looking through a microscope.

The third option is correct because a telescopic lens is specifically designed to magnify distant objects, making it ideal for capturing clear images of the moon.

7-88

Filling a glass with markers for cup amounts on it would be

{ "text": [ "seeing how much data is left on a phone", "a part of making chili", "a way to consider getting something", "a way to collect data" ], "label": [ "A", "B", "C", "D" ] }

D

An example of collecting data is measuring

0.8

1

b356d338b7

If you are organizing a buffet and want to help guests measure the right amount of chili for their cups, filling a glass with markers for cup amounts on it would be a way to keep track of how much data is left on a phone, a part of a recipe that involves measuring ingredients, a method to consider getting an accurate measurement, or a way to collect data on serving sizes.

The last option is correct because filling a glass with markers for cup amounts on it directly allows for the collection of data on serving sizes by visually representing the quantity of chili available.

9-335

Winter snows follow Autumn's falling leaves by

{ "text": [ "three months", "three days", "three years", "12 months" ], "label": [ "A", "B", "C", "D" ] }

A

a new season occurs once per three months

1

1.6

7c933a44d8

After the vibrant display of Autumn's falling leaves, winter snows typically follow after a period of time ranging from three days, three months, three years, or a full 12 months, what is the general consensus in terms of the most common timeframe before the onset of winter's snows?

The first option is correct because the general consensus among meteorologists and climate scientists is that a new season typically occurs after a period of three months, following the Earth's tilt and resulting changes in temperature and daylight hours.

7-1082

The way that squirrels put away food during the cool season ensures that they

{ "text": [ "survive", "eat", "live", "grow" ], "label": [ "A", "B", "C", "D" ] }

A

squirrels gather nuts in the autumn to eat during the winter

1

1.2

b356d338b7

What is the primary reason that squirrels collect and store food during the cool season, considering that they are able to survive, eat, live, or grow throughout the year, and typically prepare for the future by collecting food in the summer to ensure that they can make it through periods of scarcity in the winter, store the energy for future activities, or increase their population size by consuming the stored food?

The first option is correct because the primary reason squirrels collect and store food during the cool season is to survive the periods of scarcity in the winter when food may be limited.

7-898

An example of a consumer would be

{ "text": [ "a deer munching grass", "a plant beginning to photosynthesize", "a squirrel eating a bug", "a wolf eating a deer" ], "label": [ "A", "B", "C", "D" ] }

A

consumers eat other organisms

0.8

0.4

b356d338b7

What is an example of a consumer in a food chain or web, given the following options: a deer munching grass, a plant beginning to photosynthesize, a squirrel eating a bug, and a wolf eating a deer?

The first option is correct because a deer that eats grass is consuming another organism, which is the plant, making it a consumer in the food chain or web.