id
string
source
string
split
string
lesson_id
string
lesson_name
string
has_diagram
bool
instruction
string
input
string
output
string
question_type
string
question_subtype
string
options
list
option_labels
list
image_path
string
DQ_012560
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
What distinguish a constructive interference? Options: a) The waves have the same frequency b) The waves are in phase c) The waves have the same amplitude d) The waves have the same wavelength
b
Diagram Multiple Choice
[ "The waves have the same frequency", "The waves are in phase", "The waves have the same amplitude", "The waves have the same wavelength" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_8232.png
DQ_012561
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
Which interference cancels out two waves? Options: a) comparative b) constructive c) destructive d) instructive
c
Diagram Multiple Choice
[ "comparative", "constructive", "destructive", "instructive" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_8232.png
DQ_012562
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
How are waves added? Options: a) By amplitude b) By type c) By direction d) By frequency
a
Diagram Multiple Choice
[ "By amplitude", "By type", "By direction", "By frequency" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9297.png
DQ_012563
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
What do you have when wave amplitudes are canceled? Options: a) zero b) amplitude c) wave amplitude d) zero amplitude
a
Diagram Multiple Choice
[ "zero", "amplitude", "wave amplitude", "zero amplitude" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9297.png
DQ_012564
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
What is the type of interference represented in figure a? Options: a) Constructive b) Destructive c) Positive d) Negative
a
Diagram Multiple Choice
[ "Constructive", "Destructive", "Positive", "Negative" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9297.png
DQ_012565
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
How do waves become zero? Options: a) when they go in the same direction b) opposing waves cancel c) when they have the same period d) when they have the same wavelength
b
Diagram Multiple Choice
[ "when they go in the same direction", "opposing waves cancel", "when they have the same period", "when they have the same wavelength" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9297.png
DQ_012566
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
What kind of interference decreases wave amplitude? Options: a) Constructive Interference b) In phase wave c) Out of phase wave d) Destructive Interference
d
Diagram Multiple Choice
[ "Constructive Interference", "In phase wave", "Out of phase wave", "Destructive Interference" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9299.png
DQ_012567
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
How many waves are interfering here? Options: a) 3 b) 4 c) 2 d) 0
c
Diagram Multiple Choice
[ "3", "4", "2", "0" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9299.png
DQ_012568
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
What happens when two in phase waves combine? Options: a) Destructive interference b) I don't know c) Constructive interference d) Nothing
c
Diagram Multiple Choice
[ "Destructive interference", "I don't know", "Constructive interference", "Nothing" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9299.png
DQ_012569
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
What degree out of phase causes a destructive interference? Options: a) 180 degree b) 180 degrees c) 100 degree d) 18 degree
a
Diagram Multiple Choice
[ "180 degree", "180 degrees", "100 degree", "18 degree" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9300.png
DQ_012570
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
What's the result of one wave's crest overlapping the crests of the other wave? Options: a) Destructive Interference b) Constructive interference c) Wave Interference d) Wave Interaction
b
Diagram Multiple Choice
[ "Destructive Interference", "Constructive interference", "Wave Interference", "Wave Interaction" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9301.png
DQ_012571
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
What happens to the wave during destructive interference? Options: a) waves become flat b) waves become higher c) stay the same d) waves become smaller
a
Diagram Multiple Choice
[ "waves become flat", "waves become higher", "stay the same", "waves become smaller" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9301.png
DQ_012572
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
Constructive interference occurs because the waves are? Options: a) out of phase b) different c) similar d) in phase
d
Diagram Multiple Choice
[ "out of phase", "different ", "similar", "in phase" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9301.png
DQ_012573
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
When the crest of one wave meets the trough of another, what happens? Options: a) The result is a lower trough b) The result is a longitudinal wave c) The result is higher amplitude d) The result is a lower total amplitude
d
Diagram Multiple Choice
[ "The result is a lower trough", "The result is a longitudinal wave", "The result is higher amplitude", "The result is a lower total amplitude" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9301.png
DQ_012574
TQA-CK12
train
L_1068
wave interference
true
Answer the following multiple choice question about the diagram from a science textbook.
Which inference results in resulting wave having increased amplitude? Options: a) sophisticated interference b) constructive interference c) destructive interference d) complimentary interference
b
Diagram Multiple Choice
[ "sophisticated interference", "constructive interference", "destructive interference", "complimentary interference" ]
[ "a", "b", "c", "d" ]
question_images/waves_interactions_interference_9302.png
NDQ_018868
TQA-CK12
train
L_1069
wave particle theory
false
Answer the following multiple choice question from a science textbook.
before einstein, all scientists thought that electromagnetic energy consists of waves. Options: a) true b) false
b
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018870
TQA-CK12
train
L_1069
wave particle theory
false
Answer the following multiple choice question from a science textbook.
einstein based his wave-particle theory on experimental evidence. Options: a) true b) false
b
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018871
TQA-CK12
train
L_1069
wave particle theory
false
Answer the following multiple choice question from a science textbook.
the double-slit experiments showed that light Options: a) consists of particles. b) behaves like a wave. c) requires a medium. d) two of the above
d
Multiple Choice
Multiple Choice
[ "consists of particles.", "behaves like a wave.", "requires a medium.", "two of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018874
TQA-CK12
train
L_1069
wave particle theory
false
Answer the following multiple choice question from a science textbook.
photons create interference patterns just as waves do. Options: a) true b) false
a
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018876
TQA-CK12
train
L_1070
wave speed
false
Answer the following multiple choice question from a science textbook.
speed can be calculated with the equation Options: a) speed = distance x time. b) speed = distance/time. c) speed = time/distance. d) none of the above
b
Multiple Choice
Multiple Choice
[ "speed = distance x time.", "speed = distance/time.", "speed = time/distance.", "none of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018878
TQA-CK12
train
L_1070
wave speed
false
Answer the following multiple choice question from a science textbook.
which equation correctly shows the relationship between wave speed, wavelength, and wave frequency? Options: a) wave speed = wavelength x wave frequency b) wave speed = wavelength/wave frequency c) wave speed = wave frequency/wavelength d) none of the above
a
Multiple Choice
Multiple Choice
[ "wave speed = wavelength x wave frequency", "wave speed = wavelength/wave frequency", "wave speed = wave frequency/wavelength", "none of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018879
TQA-CK12
train
L_1070
wave speed
false
Answer the following multiple choice question from a science textbook.
light always travels at the same speed, but it can have different frequencies and wavelengths. if the frequency of light decreases, its wavelength Options: a) increases. b) decreases. c) stays the same. d) may increase or decrease.
a
Multiple Choice
Multiple Choice
[ "increases.", "decreases.", "stays the same.", "may increase or decrease." ]
[ "a", "b", "c", "d" ]
null
NDQ_018880
TQA-CK12
train
L_1070
wave speed
false
Answer the following multiple choice question from a science textbook.
the wavelengths of four different waves are listed below. if all four waves have the same speed, which wave has the highest frequency? Options: a) wave a: 0.001 m b) wave b: 0.01 m c) wave c: 0.1 m d) wave d: 1.0 m
a
Multiple Choice
Multiple Choice
[ "wave a: 0.001 m", "wave b: 0.01 m", "wave c: 0.1 m", "wave d: 1.0 m" ]
[ "a", "b", "c", "d" ]
null
NDQ_018883
TQA-CK12
train
L_1070
wave speed
false
Answer the following multiple choice question from a science textbook.
the speed of most waves depends on the medium. Options: a) true b) false
a
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018884
TQA-CK12
train
L_1070
wave speed
false
Answer the following multiple choice question from a science textbook.
waves generally travel fastest through gases and slowest through solids. Options: a) true b) false
b
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018887
TQA-CK12
train
L_1071
wavelength
false
Answer the following multiple choice question from a science textbook.
the wavelength of visible light determines its color. Options: a) true b) false
a
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018888
TQA-CK12
train
L_1071
wavelength
false
Answer the following multiple choice question from a science textbook.
wavelength usually is measured in meters. Options: a) true b) false
a
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018889
TQA-CK12
train
L_1071
wavelength
false
Answer the following multiple choice question from a science textbook.
in a transverse wave, wavelength can be measured as the distance between Options: a) two adjacent crests. b) a crest and the adjacent trough. c) a crest and the resting position. d) none of the above
a
Multiple Choice
Multiple Choice
[ "two adjacent crests.", "a crest and the adjacent trough.", "a crest and the resting position.", "none of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018890
TQA-CK12
train
L_1071
wavelength
false
Answer the following multiple choice question from a science textbook.
in a longitudinal wave, wavelength can be measured as the distance between Options: a) two adjacent compressions. b) two adjacent rarefactions. c) a compression and the adjacent rarefaction. d) two of the above
d
Multiple Choice
Multiple Choice
[ "two adjacent compressions.", "two adjacent rarefactions.", "a compression and the adjacent rarefaction.", "two of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018891
TQA-CK12
train
L_1071
wavelength
false
Answer the following multiple choice question from a science textbook.
for waves of the same amplitude, shorter wavelength waves have less energy than longer wavelength waves. Options: a) true b) false
b
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018892
TQA-CK12
train
L_1071
wavelength
false
Answer the following multiple choice question from a science textbook.
which color of visible light has the longest wavelength? Options: a) red b) orange c) yellow d) green
a
Multiple Choice
Multiple Choice
[ "red", "orange", "yellow", "green" ]
[ "a", "b", "c", "d" ]
null
NDQ_018893
TQA-CK12
train
L_1071
wavelength
false
Answer the following multiple choice question from a science textbook.
which color of visible light has the most energy? Options: a) red b) green c) blue d) violet
d
Multiple Choice
Multiple Choice
[ "red", "green", "blue", "violet" ]
[ "a", "b", "c", "d" ]
null
NDQ_018895
TQA-CK12
train
L_1072
wedge
false
Answer the following multiple choice question from a science textbook.
a wedge is a type of compound machine. Options: a) true b) false
b
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018896
TQA-CK12
train
L_1072
wedge
false
Answer the following multiple choice question from a science textbook.
examples of wedges include Options: a) chisels. b) knives. c) scissor blades. d) all of the above
d
Multiple Choice
Multiple Choice
[ "chisels.", "knives.", "scissor blades.", "all of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018897
TQA-CK12
train
L_1072
wedge
false
Answer the following multiple choice question from a science textbook.
a wedge Options: a) consists of two inclined planes. b) has two thin ends and a thick center. c) is used to hold objects together. d) none of the above
a
Multiple Choice
Multiple Choice
[ "consists of two inclined planes.", "has two thin ends and a thick center.", "is used to hold objects together.", "none of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018901
TQA-CK12
train
L_1072
wedge
false
Answer the following multiple choice question from a science textbook.
the ratio of output force to input force for a wedge is always less than 1. Options: a) true b) false
b
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018902
TQA-CK12
train
L_1072
wedge
false
Answer the following multiple choice question from a science textbook.
a longer thinner wedge has a greater mechanical advantage than a shorter thicker wedge. Options: a) true b) false
a
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018903
TQA-CK12
train
L_1072
wedge
false
Answer the following multiple choice question from a science textbook.
a wedge with a greater mechanical advantage can do the same amount of work with less input force than a wedge with a lesser mechanical advantage. Options: a) true b) false
a
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018906
TQA-CK12
train
L_1073
wheel and axle
false
Answer the following multiple choice question from a science textbook.
examples of wheels and axles include Options: a) ferris wheels. b) doorknobs. c) steering wheels. d) all of the above
d
Multiple Choice
Multiple Choice
[ "ferris wheels.", "doorknobs.", "steering wheels.", "all of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018909
TQA-CK12
train
L_1073
wheel and axle
false
Answer the following multiple choice question from a science textbook.
the input force may be applied either to the wheel or the axle of a wheel and axle. Options: a) true b) false
a
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018910
TQA-CK12
train
L_1073
wheel and axle
false
Answer the following multiple choice question from a science textbook.
a wheel and axle changes the direction of the input force. Options: a) true b) false
b
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018912
TQA-CK12
train
L_1073
wheel and axle
false
Answer the following multiple choice question from a science textbook.
which statement about a ferris wheel is true? Options: a) the input force is applied to the axle. b) the input force is less than the output force. c) the output distance is shorter than the input distance. d) none of the above
a
Multiple Choice
Multiple Choice
[ "the input force is applied to the axle.", "the input force is less than the output force.", "the output distance is shorter than the input distance.", "none of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018913
TQA-CK12
train
L_1073
wheel and axle
false
Answer the following multiple choice question from a science textbook.
which statement about a doorknob is false? Options: a) the input force is applied to the wheel. b) the input force is greater than the output force. c) the mechanical advantage is greater than 1. d) the input distance is longer than the output distance.
b
Multiple Choice
Multiple Choice
[ "the input force is applied to the wheel.", "the input force is greater than the output force.", "the mechanical advantage is greater than 1.", "the input distance is longer than the output distance." ]
[ "a", "b", "c", "d" ]
null
NDQ_018914
TQA-CK12
train
L_1073
wheel and axle
false
Answer the following multiple choice question from a science textbook.
a wheel and axle may either increase or decrease the input force. Options: a) true b) false
a
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018916
TQA-CK12
train
L_1074
why earth is a magnet
false
Answer the following multiple choice question from a science textbook.
the scientist who demonstrated in 1800 that earth is a magnet was Options: a) charles darwin. b) william gilbert. c) isaac newton. d) marie curie.
b
Multiple Choice
Multiple Choice
[ "charles darwin.", "william gilbert.", "isaac newton.", "marie curie." ]
[ "a", "b", "c", "d" ]
null
NDQ_018917
TQA-CK12
train
L_1074
why earth is a magnet
false
Answer the following multiple choice question from a science textbook.
earths magnetic north pole is located at 90 degrees north latitude. Options: a) true b) false
b
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018919
TQA-CK12
train
L_1074
why earth is a magnet
false
Answer the following multiple choice question from a science textbook.
how do the lines of force move in earths magnetic field? Options: a) from north to south magnetic poles b) from south to north magnetic poles c) in circles parallel to the equator d) none of the above
a
Multiple Choice
Multiple Choice
[ "from north to south magnetic poles", "from south to north magnetic poles", "in circles parallel to the equator", "none of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018922
TQA-CK12
train
L_1074
why earth is a magnet
false
Answer the following multiple choice question from a science textbook.
what have scientists learned about why earth is a magnet? Options: a) earths magnetism is caused by the movement of charged particles. b) earths magnetism is generated in molten metals in the core. c) earths magnetism occurs because the planet is spinning on its axis. d) all of the above
d
Multiple Choice
Multiple Choice
[ "earths magnetism is caused by the movement of charged particles.", "earths magnetism is generated in molten metals in the core.", "earths magnetism occurs because the planet is spinning on its axis.", "all of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018923
TQA-CK12
train
L_1074
why earth is a magnet
false
Answer the following multiple choice question from a science textbook.
earth has a liquid inner core and solid outer core. Options: a) true b) false
b
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018936
TQA-CK12
train
L_1076
work
false
Answer the following multiple choice question from a science textbook.
any force that is used to move an object does work. Options: a) true b) false
b
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null
NDQ_018937
TQA-CK12
train
L_1076
work
false
Answer the following multiple choice question from a science textbook.
work is done when force is applied Options: a) for a long enough period of time. b) in the opposite direction that the object moves. c) in the same direction that the object moves. d) two of the above
c
Multiple Choice
Multiple Choice
[ "for a long enough period of time.", "in the opposite direction that the object moves.", "in the same direction that the object moves.", "two of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018939
TQA-CK12
train
L_1076
work
false
Answer the following multiple choice question from a science textbook.
the amount of work done depends on the Options: a) amount of force applied. b) distance the object moves. c) speed with which the object moves. d) two of the above
d
Multiple Choice
Multiple Choice
[ "amount of force applied.", "distance the object moves.", "speed with which the object moves.", "two of the above" ]
[ "a", "b", "c", "d" ]
null
NDQ_018941
TQA-CK12
train
L_1076
work
false
Answer the following multiple choice question from a science textbook.
you do more work lifting an object if the object is Options: a) heavier. b) bigger. c) harder. d) warmer.
a
Multiple Choice
Multiple Choice
[ "heavier.", "bigger.", "harder.", "warmer." ]
[ "a", "b", "c", "d" ]
null
NDQ_018943
TQA-CK12
train
L_1076
work
false
Answer the following multiple choice question from a science textbook.
you do more work playing basketball than you do studying for a test. Options: a) true b) false
a
Multiple Choice
True or False
[ "true", "false" ]
[ "a", "b" ]
null