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Thermal Energy and Heat — Test Answers

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Which would most likely contain this same type of current?

A
a snowdrift on a shady mountainside
B
a boulder in a hot desert
C
the air above a wildfire
D
a carton of milk in a refrigerator
23

Which best compares the temperatures of the substances?

A
Substance X has the highest temperature because its particles have more kinetic energy.
B
Substance X has the highest temperature because it has fewer particles.
C
Substance Y has the highest temperature because its particles have more kinetic energy.
D
Substance Y has the highest temperature because it has more particles.
24

Which takes place as water cycles from the bottom of the pot toward the top?

A
Thermal energy is transferred.
B
Water molecules gain thermal energy.
C
Chemical energy is transferred.
D
Water molecules gain kinetic energy.
25

What do the arrows represent?

A
liquid moving through a vacuum
B
electromagnetic waves
C
gases mixing with particles
D
moving particles

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