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int64 | questionID
string | lessonName
string | beingAsked
string | imageName
string | imagePath
string | questionType
string | answerChoices
string | correctAnswer
string |
|---|---|---|---|---|---|---|---|---|
5,000 | NDQ_015225 | changes of state | Which statement is true about evaporation? | null | null | Multiple Choice | a. It occurs when a liquid boils., b. It occurs when a liquid reaches its boiling point., c. It happens more quickly at higher temperatures., d. all of the above | c |
5,001 | NDQ_015227 | changes of state | Matter rarely changes state. | null | null | Multiple Choice | a. true, b. false | b |
5,002 | NDQ_015230 | changes of state | A gas changes directly to a solid by freezing. | null | null | Multiple Choice | a. true, b. false | b |
5,003 | NDQ_015232 | changes of state | The average kinetic energy of particles of matter can be measured with a thermometer. | null | null | Multiple Choice | a. true, b. false | a |
5,004 | NDQ_015233 | changes of state | Changes of state occur because matter loses or gains energy. | null | null | Multiple Choice | a. true, b. false | a |
5,005 | NDQ_015234 | changes of state | All matter has the same freezing and boiling points. | null | null | Multiple Choice | a. true, b. false | b |
5,006 | NDQ_015235 | changes of state | The boiling point of water is 100 F. | null | null | Multiple Choice | a. true, b. false | b |
5,007 | NDQ_015236 | changes of state | A liquid can change to a gas without boiling. | null | null | Multiple Choice | a. true, b. false | a |
5,008 | NDQ_015237 | changes of state | The melting point of a substance is the same as its freezing point. | null | null | Multiple Choice | a. true, b. false | a |
5,009 | NDQ_015238 | changes of state | Changes of state are chemical changes in matter. | null | null | Multiple Choice | a. true, b. false | b |
5,010 | NDQ_015239 | changes of state | Iron melts at a lower temperature than water. | null | null | Multiple Choice | a. true, b. false | b |
5,011 | NDQ_015240 | changes of state | Water in a mud puddle disappears because it vaporizes. | null | null | Multiple Choice | a. true, b. false | b |
5,012 | NDQ_015241 | changes of state | Freezing changes a liquid to a solid. | null | null | Multiple Choice | a. true, b. false | a |
5,013 | NDQ_015242 | changes of state | Evaporation occurs only at the exposed surface of a liquid. | null | null | Multiple Choice | a. true, b. false | a |
5,014 | NDQ_015243 | changes of state | Vaporization explains why a mud puddle dries up on a sunny day. | null | null | Multiple Choice | a. true, b. false | b |
5,015 | NDQ_015244 | changes of state | Ice changes directly to water vapor through the process of deposition. | null | null | Multiple Choice | a. true, b. false | b |
5,016 | NDQ_015245 | changes of state | process in which a liquid changes to a gas without boiling | null | null | Multiple Choice | a. condensation, b. deposition, c. evaporation, d. freezing, e. melting, f. sublimation, g. vaporization | c |
5,017 | NDQ_015246 | changes of state | process in which a liquid changes to a solid | null | null | Multiple Choice | a. condensation, b. deposition, c. evaporation, d. freezing, e. melting, f. sublimation, g. vaporization | d |
5,018 | NDQ_015247 | changes of state | process in which a gas changes to a liquid | null | null | Multiple Choice | a. condensation, b. deposition, c. evaporation, d. freezing, e. melting, f. sublimation, g. vaporization | a |
5,019 | NDQ_015248 | changes of state | process in which a solid changes to a liquid | null | null | Multiple Choice | a. condensation, b. deposition, c. evaporation, d. freezing, e. melting, f. sublimation, g. vaporization | e |
5,020 | NDQ_015249 | changes of state | process in which a liquid boils and changes to a gas | null | null | Multiple Choice | a. condensation, b. deposition, c. evaporation, d. freezing, e. melting, f. sublimation, g. vaporization | g |
5,021 | NDQ_015250 | changes of state | process in which a gas changes directly to a solid | null | null | Multiple Choice | a. condensation, b. deposition, c. evaporation, d. freezing, e. melting, f. sublimation, g. vaporization | b |
5,022 | NDQ_015251 | changes of state | process in which a solid changes directly to a gas | null | null | Multiple Choice | a. condensation, b. deposition, c. evaporation, d. freezing, e. melting, f. sublimation, g. vaporization | f |
5,023 | NDQ_016234 | atoms | all atoms of the same element are the same. | null | null | Multiple Choice | a. true, b. false | a |
5,024 | NDQ_016235 | atoms | atoms of different elements may be the same or different. | null | null | Multiple Choice | a. true, b. false | b |
5,025 | NDQ_016236 | atoms | only a million atoms would fit inside the period at the end of this sentence. | null | null | Multiple Choice | a. true, b. false | b |
5,026 | NDQ_016237 | atoms | particles within atoms include | null | null | Multiple Choice | a. protons., b. neutrals., c. elements., d. all of the above | a |
5,027 | NDQ_016238 | atoms | particles that orbit the center of an atom are called | null | null | Multiple Choice | a. satellites., b. electrons., c. orbitals., d. none of the above | b |
5,028 | NDQ_016239 | atoms | the radius of an atom is closest in size to a | null | null | Multiple Choice | a. millimeter., b. micrometer., c. minimeter., d. nanometer. | d |
5,029 | NDQ_016304 | boiling | a big pot of water is boiling on a stove. the air in the kitchen is steamy. what process is the direct cause of steam forming in the air? | null | null | Multiple Choice | a. vaporization, b. evaporation, c. condensation, d. melting | c |
5,030 | NDQ_016307 | boiling | vaporization is the same process as evaporation. | null | null | Multiple Choice | a. true, b. false | b |
5,031 | NDQ_016309 | boiling | a liquid must reach the boiling point to evaporate. | null | null | Multiple Choice | a. true, b. false | b |
5,032 | NDQ_016310 | boiling | gas bubbles rise to the surface of a boiling liquid because they are hotter than the liquid. | null | null | Multiple Choice | a. true, b. false | b |
5,033 | NDQ_016311 | boiling | which of the following substances has the highest boiling point? | null | null | Multiple Choice | a. hydrogen, b. nitrogen, c. water, d. aluminum | d |
5,034 | NDQ_016363 | calculating derived quantities | derived quantities cannot be measured directly. | null | null | Multiple Choice | a. true, b. false | a |
5,035 | NDQ_016364 | calculating derived quantities | examples of derived quantities include: | null | null | Multiple Choice | a. area., b. volume., c. density., d. all of the above | d |
5,036 | NDQ_016370 | calculating derived quantities | which units could be used to measure volume? | null | null | Multiple Choice | a. mL, b. m2, c. mm3, d. two of the above | d |
5,037 | NDQ_016371 | calculating derived quantities | the units m/s represent | null | null | Multiple Choice | a. area., b. speed., c. density., d. pressure. | b |
5,038 | NDQ_016433 | changes of state | matter can change back and forth between any two states of matter. | null | null | Multiple Choice | a. true, b. false | a |
5,039 | NDQ_016434 | changes of state | changes of state are chemical changes in matter. | null | null | Multiple Choice | a. true, b. false | b |
5,040 | NDQ_016435 | changes of state | processes involved in changes of state include | null | null | Multiple Choice | a. evaporating., b. tarnishing., c. combusting., d. two of the above | a |
5,041 | NDQ_016437 | changes of state | the reverse of the process in question 5 is called | null | null | Multiple Choice | a. condensation., b. vaporization., c. freezing., d. deposition. | d |
5,042 | NDQ_016438 | changes of state | matter always absorbs energy when it changes state. | null | null | Multiple Choice | a. true, b. false | b |
5,043 | NDQ_016440 | changes of state | which process does not involve matter in the liquid state? | null | null | Multiple Choice | a. melting, b. condensation, c. evaporation, d. sublimation | d |
5,044 | NDQ_016453 | chemical and solar cells | electric current requires a source of voltage. | null | null | Multiple Choice | a. true, b. false | a |
5,045 | NDQ_016454 | chemical and solar cells | solar cells are found in batteries. | null | null | Multiple Choice | a. true, b. false | b |
5,046 | NDQ_016455 | chemical and solar cells | the source of voltage in a battery comes from | null | null | Multiple Choice | a. chemical reactions., b. solar energy., c. electric current., d. none of the above | a |
5,047 | NDQ_016457 | chemical and solar cells | a car battery is a dry cell. | null | null | Multiple Choice | a. true, b. false | b |
5,048 | NDQ_016458 | chemical and solar cells | which statement about how a chemical cell works is false? | null | null | Multiple Choice | a. The electrodes react chemically with the electrolyte., b. Both electrodes give up electrons., c. Electrons flow through the electrolyte., d. One electrode is negative and one is positive. | b |
5,049 | NDQ_016473 | chemical change | a chemical change always involves one or more | null | null | Multiple Choice | a. chemical reactions., b. chemical properties., c. states of matter., d. two of the above | d |
5,050 | NDQ_016474 | chemical change | an example of a property that could change only if a chemical change occurs is | null | null | Multiple Choice | a. size., b. shape., c. volume., d. flammability. | d |
5,051 | NDQ_016475 | chemical change | ice melting is an example of a chemical change in matter. | null | null | Multiple Choice | a. true, b. false | b |
5,052 | NDQ_016477 | chemical change | signs that a chemical change has occurred include | null | null | Multiple Choice | a. a change in color., b. the release of bubbles., c. the production of an odor., d. all of the above | d |
5,053 | NDQ_016478 | chemical change | all of the following are chemical changes except | null | null | Multiple Choice | a. iron rusting., b. ice cubes melting., c. pennies tarnishing., d. food spoiling. | b |
5,054 | NDQ_016480 | chemical change | the production of a loud sound may be a sign that a chemical change has occurred. | null | null | Multiple Choice | a. true, b. false | a |
5,055 | NDQ_016502 | chemical properties of matter | which metal has the ability to rust? | null | null | Multiple Choice | a. gold, b. copper, c. iron, d. aluminum | c |
5,056 | NDQ_016506 | chemical properties of matter | helium is more reactive than magnesium. | null | null | Multiple Choice | a. true, b. false | b |
5,057 | NDQ_016507 | chemical properties of matter | which of these metals is least likely to be involved in chemical reactions? | null | null | Multiple Choice | a. gold, b. copper, c. tin, d. iron | a |
5,058 | NDQ_016509 | chemical properties of matter | rust has the same properties as iron. | null | null | Multiple Choice | a. true, b. false | b |
5,059 | NDQ_016510 | chemical properties of matter | which of these substances is least flammable? | null | null | Multiple Choice | a. cardboard, b. paper, c. charcoal, d. steel | d |
5,060 | NDQ_016605 | condensation | the dew point depends on the | null | null | Multiple Choice | a. speed of the wind., b. temperature of the air., c. amount of moisture in the air., d. two of the above | d |
5,061 | NDQ_016606 | condensation | the dew point is always less than or equal to the air temperature. | null | null | Multiple Choice | a. true, b. false | a |
5,062 | NDQ_016607 | condensation | warmer air can hold more water vapor than cooler air. | null | null | Multiple Choice | a. true, b. false | a |
5,063 | NDQ_016608 | condensation | condensation is responsible for forming | null | null | Multiple Choice | a. dew., b. fog., c. clouds., d. all of the above | d |
5,064 | NDQ_016611 | condensation | clouds consist of large masses of water vapor. | null | null | Multiple Choice | a. true, b. false | b |
5,065 | NDQ_016624 | conservation of mass | mass is conserved in physical but not chemical changes in matter. | null | null | Multiple Choice | a. true, b. false | b |
5,066 | NDQ_016625 | conservation of mass | when you burn a candle, all that remains is a small puddle of wax. the puddle of wax has less mass than the original candle. the rest of the original candles mass was | null | null | Multiple Choice | a. destroyed., b. changed to gases., c. measured incorrectly., d. none of the above | b |
5,067 | NDQ_016627 | conservation of mass | an astronaut weighs much less on the moon than on earth because he has much less mass on the moon. | null | null | Multiple Choice | a. true, b. false | b |
5,068 | NDQ_016630 | conservation of mass | fire destroys the mass of the fuel that it burns. | null | null | Multiple Choice | a. true, b. false | b |
5,069 | NDQ_016631 | conservation of mass | the products of a chemical reaction can never have greater mass than the reactants. | null | null | Multiple Choice | a. true, b. false | a |
5,070 | NDQ_016733 | density | helium has greater density than air. | null | null | Multiple Choice | a. true, b. false | b |
5,071 | NDQ_016734 | density | density is a chemical property of matter. | null | null | Multiple Choice | a. true, b. false | b |
5,072 | NDQ_016735 | density | if two objects have the same density, they must have the same | null | null | Multiple Choice | a. mass., b. volume., c. weight., d. none of the above | d |
5,073 | NDQ_016737 | density | if a 60-g object has a volume of 30 cm3, what is its density? | null | null | Multiple Choice | a. 2 g/cm3, b. 0.5 cm3/g, c. 1800 g ∙ cm3, d. none of the above | a |
5,074 | NDQ_016745 | deposition | conditions required for frost to form on the ground include | null | null | Multiple Choice | a. air that is warm and moist., b. ground that is freezing cold., c. ground that is warmer than air., d. two of the above | d |
5,075 | NDQ_016746 | deposition | frost is most likely to form in winter than fall. | null | null | Multiple Choice | a. true, b. false | b |
5,076 | NDQ_016747 | deposition | states of matter involved in the process of deposition include | null | null | Multiple Choice | a. solids., b. plasmas., c. liquids., d. two of the above | a |
5,077 | NDQ_016749 | deposition | the clouds in question 5 always form close to the ground. | null | null | Multiple Choice | a. true, b. false | b |
5,078 | NDQ_016764 | direct and alternating current | direct current is provided by | null | null | Multiple Choice | a. batteries., b. fuel cells., c. solar cells., d. all of the above | d |
5,079 | NDQ_016766 | direct and alternating current | power plants in the u.s. supply direct current to homes and businesses. | null | null | Multiple Choice | a. true, b. false | b |
5,080 | NDQ_016768 | direct and alternating current | the electric current that flows through a flashlight is alternating current. | null | null | Multiple Choice | a. true, b. false | b |
5,081 | NDQ_016770 | direct and alternating current | if you live in the u.s., the type of current that flows through the wires inside the walls of your home is alternating current. | null | null | Multiple Choice | a. true, b. false | a |
5,082 | NDQ_016771 | direct and alternating current | which of the following devices uses direct current? | null | null | Multiple Choice | a. microwave oven, b. solar-powered calculator, c. electric toaster, d. two of the above | b |
5,083 | NDQ_016784 | discovery of electromagnetism | the discovery described in question 2 was made by accident. | null | null | Multiple Choice | a. true, b. false | a |
5,084 | NDQ_016785 | discovery of electromagnetism | electromagnetism was discovered when a scientist was trying to show that electricity and magnetism | null | null | Multiple Choice | a. are the same thing., b. are closely related., c. are unrelated., d. none of the above | c |
5,085 | NDQ_016787 | discovery of electromagnetism | electric current creates a magnetic field. | null | null | Multiple Choice | a. true, b. false | a |
5,086 | NDQ_016788 | discovery of electromagnetism | a magnetic field creates an electric current. | null | null | Multiple Choice | a. true, b. false | a |
5,087 | NDQ_016789 | discovery of electromagnetism | what did michael faraday discover? | null | null | Multiple Choice | a. electricity, b. magnetism, c. electromagnetism, d. electromagnetic induction | d |
5,088 | NDQ_016791 | discovery of electromagnetism | electromagnetism is no longer commonly used. | null | null | Multiple Choice | a. true, b. false | b |
5,089 | NDQ_016852 | electric charge and electric force | electric charge is a physical property of matter. | null | null | Multiple Choice | a. true, b. false | a |
5,090 | NDQ_016853 | electric charge and electric force | charged particles must touch in order to attract or repel each other. | null | null | Multiple Choice | a. true, b. false | b |
5,091 | NDQ_016854 | electric charge and electric force | all electric charge is based on protons and neutrons. | null | null | Multiple Choice | a. true, b. false | b |
5,092 | NDQ_016857 | electric charge and electric force | for which pair of particles is there electric attraction between particles? | null | null | Multiple Choice | a. proton and proton, b. electron and electron, c. electron and proton, d. two of the above | c |
5,093 | NDQ_016858 | electric charge and electric force | for which pair of particles is there electric repulsion between particles? | null | null | Multiple Choice | a. proton and neutron, b. electron and neutron, c. electron and proton, d. none of the above | d |
5,094 | NDQ_016860 | electric charge and electric force | the strength of electric force between two charged particles depends on the | null | null | Multiple Choice | a. amount of electric charge on the particles., b. distance between the charged particles., c. magnetic force between the charged particles., d. two of the above | d |
5,095 | NDQ_016863 | electric circuits | electric current can flow through a circuit only when there is a source of voltage. | null | null | Multiple Choice | a. true, b. false | a |
5,096 | NDQ_016865 | electric circuits | the amount of electric current a circuit carries depends on the | null | null | Multiple Choice | a. voltage of the circuit., b. number of electrical devices connected to the circuit., c. power of the electrical devices connected to the circuit., d. all of the above | d |
5,097 | NDQ_016866 | electric circuits | home electric circuits generally have a safe upper limit of 120 amps of current. | null | null | Multiple Choice | a. true, b. false | b |
5,098 | NDQ_016868 | electric circuits | in most circuits, the conductors are | null | null | Multiple Choice | a. batteries., b. switches., c. wires., d. none of the above | c |
5,099 | NDQ_016869 | electric circuits | current will not flow through a circuit when the circuit is closed. | null | null | Multiple Choice | a. true, b. false | b |
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