Chapter 6 Section 2 Quiz
Review
What is Heat?
1. The quantity of heat needed to raise the
temperature of 1 kg of a substance by 1C
a. thermal conductor
b. thermal insulator
c. specific heat
d. heat
e. conduction
f. convection
g. radiation
h. thermal energy
1
1. c. specific heat
Answer
2. The total kinetic energy of a substance’s
particles is…….
a. thermal conductor
b. thermal insulator
c. specific heat
d. heat
e. conduction
f. convection
g. radiation
h. thermal energy
2
h. thermal energy
Answer
3. The energy transferred between objects at
different temperatures is………..
a. thermal conductor
b. thermal insulator
c. specific heat
d. heat
e. conduction
f. convection
g. radiation
h. thermal energy
3
3. d. heat
Answer
4. True or False: Convection currents result from
temperature differences in liquids and gases.
4
4. TRUE
Answer
5. A material that reduces or prevents the transfer
of energy by heat is………
a. thermal conductor
b. thermal insulator
c. specific heat
d. heat
e. conduction
f. convection
g. radiation
h. thermal energy
5
4. b. thermal insulator
Answer
6. Two substances with equal masses have
temperatures of 55C. If the specific heat of the
first substance is three times greater than that of
the second substance, how much more energy
will the first substance have given up by heat
when both substances have cooled to 25C?
a. one-third as much energy
b. three times as much energy
c. 30 times as much energy
d. 90 times as much energy
6
6. b. three times as much
energy
Answer
7. The transfer of energy by the circulation of a
liquid or gas is…..
a. thermal conductor
b. thermal insulator
c. specific heat
d. heat
e. conduction
f. convection
g. radiation
h. thermal energy
7
7. f. convection
Answer
8. True or False: Water stays warm or cool longer
than land does because water has a lower
specific heat than land does.
8
8. FALSE
Answer
9. A material through which energy can be
transferred by heat is……..
a. thermal conductor
b. thermal insulator
c. specific heat
d. heat
e. conduction
f. convection
g. radiation
h. thermal energy
9
9. a. thermal conductor
Answer
10. The transfer of energy as electromagnetic
wave is….
a. thermal conductor
b. thermal insulator
c. specific heat
d. heat
e. conduction
f. convection
g. radiation
h. thermal energy
10
10. g. radiation
Answer
11. The hot air that you see rising from the
pavement on a hot summer day is an example of
a. thermal conduction
b. thermal insulation
c. convection.
d. radiation.
11
11. c. convection
Answer
12. Two objects at different temperatures are in
contact. Which of the following happens to their
thermal energy?
a. Their thermal energies remain the same.
b. Thermal energy passes from the cooler object to
the warmer object.
c. Thermal energy passes from the warmer object to
the cooler object.
d. Thermal energy passes back and forth equally
between the two objects.
12
12 .c. Thermal energy passes
from the warmer object to the
cooler object.
Answer
13. True or false: Heat is the transfer of energy
between two objects with different temperatures.
13
13. TRUE
Answer
14. True or False: Radiation is the means by
which the energy from the sun is transferred to
Earth.
14
14. TRUE
Answer
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