Multiple Choice
Identify the choice that best completes the statement or answers the question.
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1.
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Temperature is a measure of the average _____ energy of the particles in the object.
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a.
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thermal |
c.
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potential |
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b.
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kinetic |
d.
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chemical |
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2.
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The heavier a particle, the _____ it moves.
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a.
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slower |
c.
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less |
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b.
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faster |
d.
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more |
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3.
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What determines the speed of the atoms and molecules of a particular substance?
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a.
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size of the atoms and molecules |
c.
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Both (a) and (b) |
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b.
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temperature of the substance |
d.
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None of the above |
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4.
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Archimedes’ principle states that the buoyant force on a(n) _____ is equal to the weight of the displaced volume of fluid.
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a.
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object in the fluid |
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b.
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object floating on the fluid |
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c.
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fluid mixing with another liquid |
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d.
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substance dissolving into the fluid |
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5.
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Which state of matter will hold its shape without a container?
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a.
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solid |
c.
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gas |
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b.
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liquid |
d.
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plasma |
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6.
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The kinetic theory states that the higher the temperature, the faster the
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a.
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particles that make up a substance move. |
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b.
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bonds between atoms break down. |
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c.
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molecules of gas rush together. |
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d.
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lighter particles within a substance clump together. |
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7.
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The change of a substance from a solid directly to a gas is called
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a.
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condensation. |
c.
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melting. |
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b.
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evaporation. |
d.
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sublimation. |
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8.
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Evaporation refers to the change of state from a
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a.
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liquid to a gas. |
c.
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solid to a liquid. |
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b.
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gas to a liquid. |
d.
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liquid to a solid. |
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9.
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The law of conservation of mass states that mass cannot be
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a.
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burned. |
c.
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created or destroyed. |
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b.
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changed in form. |
d.
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heated or cooled. |
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10.
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Ice floats in water because it is
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a.
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more dense than water. |
c.
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colder than water. |
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b.
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less dense than water. |
d.
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warmer than water. |
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11.
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Boyle’s law relates the pressure of a gas to its
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a.
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container. |
c.
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molecular composition. |
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b.
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volume. |
d.
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temperature. |
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12.
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When a fixed sample of gas increases in volume, it must also
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a.
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decrease in pressure. |
c.
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Either (a) or (b) |
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b.
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increase in temperature. |
d.
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Both (a) and (b) |
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13.
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Gay-Lussac’s law relates the temperature of a gas to its
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a.
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container. |
c.
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molecular composition. |
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b.
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volume. |
d.
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pressure. |
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14.
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Pressure is calculated by dividing force by the _____ over which the force is exerted.
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a.
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mass |
c.
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volume |
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b.
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area |
d.
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None of the above |
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15.
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As the temperature of a fixed amount of gas at constant volume decreases, its pressure
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a.
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decreases. |
c.
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increases. |
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b.
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stays the same. |
d.
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None of the above |
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16.
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As the volume of a fixed amount of gas at constant temperature decreases, its pressure
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a.
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decreases. |
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b.
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stays the same. |
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c.
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increases. |
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d.
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Insufficient data to answer question |
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17.
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According to the kinetic theory of matter, which of the following statements is true about matter?
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a.
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The atoms and molecules of a substance are always in motion. |
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b.
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The higher the temperature of a substance, the faster its particles move. |
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c.
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More massive particles move more slowly than less massive particles. |
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d.
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All of the above |
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18.
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The measure of the average kinetic energy of the particles in an object is called
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a.
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plasma. |
c.
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thermal energy. |
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b.
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kinetic temperature. |
d.
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particle energy. |
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19.
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All matter is made of atoms and molecules that are
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a.
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always fixed in position. |
c.
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moving in the same direction. |
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b.
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always in motion. |
d.
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moving slowly. |
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20.
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The process of a solid changing directly into a gas is called
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a.
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condensation. |
c.
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freezing. |
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b.
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evaporation. |
d.
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sublimation. |
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21.
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According to the law of conservation of mass,
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a.
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mass is lost only in chemical changes. |
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b.
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mass is lost only in physical changes. |
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c.
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total mass stays the same in changes of state. |
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d.
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only energy is lost in changes of state. |
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22.
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According to the law of conservation of energy
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a.
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energy is not absorbed or released in changes of state. |
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b.
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energy is not transferred during changes of state. |
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c.
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energy is not created or destroyed in changes of state. |
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d.
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a substance has the same energy before and after a change of state. |
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23.
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When ice melts to form liquid, energy is
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a.
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created. |
c.
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released. |
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b.
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destroyed. |
d.
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absorbed. |
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24.
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The temperature at which a substance changes from a liquid to a solid is the
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a.
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freezing point. |
c.
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boiling point. |
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b.
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saturation point. |
d.
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condensation point. |
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25.
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The engine of a car left running for a long period of time becomes hot because
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a.
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energy is created by burning gasoline. |
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b.
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energy is absorbed by burning gasoline. |
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c.
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energy is transferred from burning gasoline. |
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d.
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energy is released as gasoline evaporates. |
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26.
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A substance changes from a liquid to a gas during evaporation because
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a.
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energy is lost. |
c.
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energy is created. |
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b.
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energy is released. |
d.
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energy is absorbed. |
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27.
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What happens to the particles of a substance when it condenses?
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a.
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Particles speed up and spread out. |
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b.
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Particles slow down and clump together. |
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c.
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Particles stick together and stop moving. |
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d.
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Particles vibrate as they lose energy. |
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28.
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Which of the following is not a fluid?
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a.
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air |
c.
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carbon dioxide |
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b.
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water |
d.
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wood |
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29.
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Boyle’s law relates the pressure of a gas to its
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a.
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temperature. |
c.
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volume. |
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b.
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container. |
d.
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composition. |
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30.
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Charles’s law relates the volume of a gas to its
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a.
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container. |
c.
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composition. |
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b.
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pressure. |
d.
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temperature. |
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31.
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The gas law relating the temperature and pressure of a gas is
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a.
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Guy-Lussac’s law. |
c.
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Archimedes’ principle. |
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b.
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Boyle’s law. |
d.
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Charles’s law. |
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32.
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As the temperature of a gas at constant volume decreases, its pressure
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a.
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decreases. |
c.
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increases. |
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b.
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stays the same. |
d.
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disappears. |
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33.
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Gases are unique in comparison to solids and liquids because they
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a.
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obey Bernoulli’s principle. |
c.
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are fluids. |
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b.
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have no definite shape. |
d.
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are easily compressible. |
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34.
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As the pressure of a gas at constant temperature decreases, its volume
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a.
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decreases. |
c.
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increases. |
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b.
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stays the same. |
d.
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None of the above. |
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35.
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What law is illustrated by the equation P1V1 = P2V2
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a.
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Charles’s law |
c.
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Gay-Lussac’s law |
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b.
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Boyle’s law |
d.
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Archimedes’ principle |
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36.
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Which of these properties is shared by solids, liquids, and gases?
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a.
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They expand to fill their containers. |
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b.
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Their particles are in constant motion. |
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c.
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They are easily compressible. |
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d.
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They are fluids. |
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37.
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Why does the volume of a gas decrease when the pressure increases?
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a.
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Gas particles slow down when the pressure is increased. |
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b.
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Gas particles bond when the pressure is increased. |
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c.
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Gas particles are pushed together when the pressure is increased. |
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d.
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Gas particles become smaller when the pressure is increased. |
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38.
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A measure of the average kinetic energy of the particles in an object is called
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a.
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thermal energy. |
c.
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plasma. |
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b.
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kinetic energy. |
d.
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temperature. |
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39.
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The process of a liquid becoming a gas is called
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a.
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sublimation. |
c.
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evaporation. |
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b.
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condensation. |
d.
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freezing. |
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40.
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The process of a liquid becoming a solid is called
|
a.
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condensation. |
c.
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evaporation. |
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b.
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freezing. |
d.
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melting. |
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41.
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A state of matter that is not a fluid is
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a.
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water. |
c.
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liquid. |
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b.
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gas. |
d.
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solid. |
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42.
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Which state of matter has a definite volume, but not a definite shape?
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a.
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plasma |
c.
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liquid |
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b.
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gas |
d.
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solid |
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43.
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How does the density of an object that sinks into a fluid compare to the density of the fluid?
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a.
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The object that sinks is less dense than the fluid. |
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b.
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The object that sinks is more dense than the fluid. |
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c.
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The object that sinks is as dense as the fluid. |
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d.
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The density of the object is not related to the density of the fluid. |
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44.
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Unlike a gas, a plasma
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a.
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has no mass. |
c.
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has no definite volume. |
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b.
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has no definite shape. |
d.
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conducts electric current. |
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45.
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Charles’s law relates the volume of a gas to its
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a.
|
container. |
c.
|
composition. |
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b.
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pressure. |
d.
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temperature. |
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46.
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When a fixed sample of gas increases in temperature, it must also
|
a.
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increase in pressure. |
c.
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decrease in pressure. |
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b.
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increase in volume. |
d.
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increase in mass. |
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47.
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The kinetic theory helps to explain the differences between
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a.
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temperatures of objects. |
c.
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types of motion. |
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b.
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particles of matter. |
d.
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states of matter. |
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48.
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A solid becomes a gas through a process called
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a.
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sublimation. |
c.
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evaporation. |
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b.
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condensation. |
d.
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freezing. |
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49.
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A gas becomes a liquid through a process called
|
a.
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melting |
c.
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evaporation. |
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b.
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freezing. |
d.
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condensation. |
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50.
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Compared to less massive particles at the same temperature, more massive particles
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a.
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move more quickly. |
c.
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are closer together. |
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b.
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move more slowly. |
d.
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are farther apart. |
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51.
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Boyle’s law relates the volume of a gas to its
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a.
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container. |
c.
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composition. |
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b.
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pressure. |
d.
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temperature. |
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52.
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When a fixed sample of gas increases in volume, it must also
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a.
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decrease in pressure. |
c.
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increase in mass. |
|
b.
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increase in temperature. |
d.
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increase in density. |
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