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Physical Science - Chapter 10 Part 2
Test Description: HEAT AND HEAT TECHNOLOGY
Instructions: Answer all questions to get your test result.
1) If the particles of two substances have the same total kinetic energy, then:
A
the specific heats of the substances are identical.
B
the substances have equal thermal energies.
C
the substances have equal temperatures.
D
the particles will not react chemically.
2) In both hot-water and solar-heating systems, the thermal energy from heated water circulates through the air of a room by
A
convection
B
ventilation
C
conduction
D
radiation
3) The glass of a window pane feels cooler to the touch than the wood frame surrounding the glass. This is because
A
wood is a better thermal insulator than glass.
B
wood is a better thermal conductor than glass.
C
wood contains more thermal energy than glass.
D
glass is always at a lower temperature than wood.
4) Thermal energy that flows between an object at a higher temperature to an object at a lower temperature is called
A
specific heat
B
conduction
C
thermal expansion
D
heats2
5) The increase in the volume of a substance that results from an increase in the substance’s temperature is called
A
thermal expansion
B
specific heat
C
heat
D
conduction
6) In which state does water have the lowest average kinetic energy?
A
liquid
B
solid
C
Each state has the same kinetic energy.
D
gas
7) A physical property with a higher value for water than for air, so that the temperature of water changes more slowly than does the temperature of air is
A
heat
B
thermal expansion
C
specific heat
D
conduction
8) Which of these is not a kind of thermal energy transfer?
A
conduction
B
radiation
C
conversion
D
convection
9) Why do the condenser coils in back of a refrigerator feel warm?
A
Thermal energy is removed from inside.
B
Coils are always warm.
C
Warm air collects behind the refrigerator.
D
Thermal energy is brought from the outside.
10) During a change of state from ice to liquid water:
A
Heat continues to be added and temperature goes up
B
Heat continues to be added and temperature doesn't change
C
Heat continues to be added and temperature goes down
D
Heat continues to be added and temperature goes up then comes down
*select an answer for all questions
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