Energy Review
____
8. The energy associated with motion is called
a. kinetic energy.
b. elastic potential energy.
c. gravitational potential energy.
d. nuclear energy.
____
9. Kinetic energy increases as
a. mass increases and velocity decreases.
b. mass decreases and velocity increases.
c. both mass and velocity increase.
d. both mass and velocity decrease.
Multiple Choice
Identify the choice that best completes the statement or
answers the question.
____
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1. A chemical reaction that absorbs energy in the
form of heat is described as
a. endothermic.
b. exothermic.
c. combustion.
____ 10. The total potential and kinetic energy of the
d. unbalanced.
particles in an object is called
a. mechanical energy.
2. The minimum amount of energy that has to be
b. thermal energy.
added to start a reaction is the
c. chemical energy.
a. exothermic energy.
d. electrical energy.
b. endothermic energy.
c. activation energy.
____ 11. Moving water can be used to produce electricity
d. chemical energy.
because
a. most forms of energy can be converted into
3. A material used to decrease the rate of a chemical
other forms.
reaction is a(n)
b. energy cannot be converted into other forms of
a. inhibitor.
energy.
b. catalyst.
c.
potential energy can be converted into kinetic
c. enzyme.
energy, but not vice versa.
d. fuel.
d. kinetic energy can be converted into potential
4. Which of the following is an example of how to
energy, but not vice versa.
supply activation energy to begin a reaction?
____ 12. What type of conversion is taking place when
a. Cool the reaction flask in an ice bath.
natural gas is used to heat water?
b. Add a catalyst.
a. chemical energy into thermal energy
c. Heat the reaction flask on a hot plate.
b. thermal energy into mechanical energy
d. Add an inhibitor.
c. mechanical energy into electromagnetic energy
5. Every chemical reaction involves a change in
d. electromagnetic energy into chemical energy
a. mass.
____ 13. When you rub your hands together on a cold day,
b. energy.
you use friction to convert
c. concentration.
a. mechanical energy into thermal energy.
d. state.
b. thermal energy into nuclear energy.
6. The ability to do work is called
c. nuclear energy into electrical energy.
a. velocity.
d. electrical energy into electromagnetic energy.
b. energy.
____ 14. When fossil fuels are burned, their chemical
c. conversion.
potential energy is converted into
d. friction.
a. nuclear energy.
7. Energy is measured in units called
b. electrical energy.
a. joules.
c. mechanical energy.
b. pounds.
d. thermal energy.
c. meters.
d. horsepower.
____ 15. Which of the following has kinetic energy?
a. a rock poised for a fall
b. an archer’s bow that is drawn back
c. a rolling bowling ball
d. a car waiting at a red light
____ 16. Unlike kinetic energy, potential energy is
a. energy of motion.
b. stored.
c. conserved.
d. not measurable.
____ 17.
____ 18.
____ 19.
____ 20.
____ 21.
____ 22.
____ 23. The movement of thermal energy from a warmer
object to a cooler object is called
a. heat.
b. temperature.
c. motion.
d. momentum.
____ 24. The transfer of energy by electromagnetic waves
is called
a. conduction.
b. convection.
c. radiation.
Potential energy that depends on height is called
d. insulation.
a. kinetic energy.
b. gravitational potential energy.
____ 25. Heat transfer occurs
c. elastic potential energy.
a. in many directions.
d. mechanical energy.
b. both from warm objects to colder ones and
from cold objects to warmer ones.
Visible light is an example of
c.
only from warm objects to colder ones.
a. chemical energy.
d.
only from cold objects to warmer ones.
b. electrical energy.
c. electromagnetic energy.
____ 26. A material that does NOT conduct heat well is
d. nuclear energy.
called a(n)
a. insulator.
The law of conservation of energy states that when
b. conductor.
one form of energy is converted into another,
c. metal.
a. energy is destroyed in the process.
d. radiator.
b. no energy is destroyed in the process.
c. energy is created in the process.
d. some amount of energy cannot be accounted____ 27. The amount of energy required to raise the
temperature of 1 kilogram of a substance by 1
for.
kelvin is called its
a. specific heat.
How would you calculate an object’s mechanical
b. heat transfer.
energy?
c. change of state.
a. Add its kinetic and potential energies.
d. melting point.
b. Multiply its kinetic and potential energies.
c. Subtract its kinetic energy from its potential
____ 28. Which of these substances has the highest specific
energy.
heat?
d. Subtract its potential energy from its kinetic
a. aluminum
energy.
b. glass
c. sand
No more energy can be removed from matter at
d. water
a. its freezing point.
b. 0ºC.
____ 29. The addition or loss of thermal energy changes the
c. absolute zero.
arrangement of the particles during
d. 273 K.
a. a change of state.
b. conduction.
The total energy of all the particles in a substance
c. convection.
is called
d. radiation.
a. temperature.
b. thermal energy.
c. degrees.
d. mass.
____ 30. The temperature at which a solid changes into a
____ 38. A measure of the average kinetic energy of the
liquid is called
individual particles in an object is called
a. the boiling point.
a. thermal energy.
b. the freezing point.
b. conduction.
c. the melting point.
c. convection.
d. absolute zero.
d. temperature.
____ 31. The expanding of matter when it is heated is
known as
Completion
a. condensation.
Complete each statement.
b. evaporation.
c. thermal expansion.
39. A large truck and a small car are moving at the
d. vaporization.
same speed. The truck has greater kinetic energy
because its ____________________ is greater.
____ 32. Water freezes at 32 degrees on which temperature
scale?
a. Fahrenheit
40. ____________________ energy, such as
b. Celsius
ultraviolet radiation, travels in the form of waves.
c. Kelvin
d. absolute zero
41. To maintain your body temperature, your body
converts chemical potential energy into
____ 33. Absolute zero is shown as 0 on which scale?
____________________ energy.
a. Fahrenheit
b. Celsius
42. The law of ______________________________
c. Kelvin
states that energy cannot be created or destroyed.
d. Centigrade
____ 34. Which of the following is true of the Celsius
scale?
a. 212 degrees is the boiling point of water.
b. 0 degrees is absolute zero.
c. 0 degrees is the freezing point of water.
d. 32 degrees is the freezing point of water.
____ 35. Any temperature on the Kelvin scale can be
changed to Celsius degrees by
a. subtracting 100 from it.
b. adding 212 to it.
c. subtracting 273 from it.
d. subtracting 32 from it.
____ 36. Heated air moves from baseboard heaters to the
rest of a room in a process called
a. conduction.
b. convection.
c. radiation.
d. insulation.
____ 37. Which of these is a good conductor?
a. wood
b. paper
c. silver
d. air
ergy Review
swer Section
ULTIPLE CHOICE
1. ANS: A
PTS: 1
DIF: L2
OBJ: L.2.1.2 Explain how you can tell when a
chemical reaction occurs.
STA: 3.1
BLM: comprehension
2. ANS: C
PTS: 1
DIF: L1
OBJ: L.2.3.1 Explain how activation energy is related
to chemical reactions.
BLM: knowledge
3. ANS: A
PTS: 1
DIF: L1
OBJ: L.2.3.2 Identify factors that affect the rate of a
chemical reaction.
BLM: knowledge
4. ANS: C
PTS: 1
DIF: L2
OBJ: L.2.3.1 Explain how activation energy is related
to chemical reactions.
BLM: application
5. ANS: B
PTS: 1
DIF: L2
OBJ: L.2.1.2 Explain how you can tell when a
chemical reaction occurs.
STA: 3.1
BLM: comprehension
6. ANS: B
PTS: 1
DIF: L1
OBJ: M.5.1.1 Describe how energy, work, and power
are related.
BLM: knowledge
7. ANS: A
PTS: 1
DIF: L1
OBJ: M.5.1.1 Describe how energy, work, and power
are related.
BLM: knowledge
8. ANS: A
PTS: 1
DIF: L1
OBJ: M.5.1.2 Name and describe the two basic kinds
of energy.
BLM: knowledge
9. ANS: C
PTS: 1
DIF: L2
OBJ: M.5.1.2 Name and describe the two basic kinds
of energy.
BLM: comprehension
10. ANS: B
PTS: 1
DIF: L1
OBJ: M.5.2.2 Name some forms of energy associated
with the particles that make up objects.
BLM: knowledge
11. ANS: A
PTS: 1
DIF: L2
OBJ: M.5.3.1 Describe how different forms of energy
are related.
STA: 4.7.2
BLM: comprehension
12. ANS: A
PTS: 1
DIF: L2
OBJ: M.5.3.1 Describe how different forms of energy
are related.
STA: 4.7.2
BLM: application
13. ANS: A
PTS: 1
DIF: L2
OBJ: M.5.3.3 State the law of conservation of energy.
BLM: comprehension
14. ANS: D
PTS: 1
DIF: L2
OBJ: M.5.4.2 Describe how energy is transformed
when fossil fuels are used.
BLM: comprehension
REF: Cp. L-52
15. ANS:
PTS: 1
DIF: L2
OBJ: M.5.1.2 Name and describe the two basic kinds
of energy.
BLM: application
REF: Bp. L-67
16. ANS:
PTS: 1
DIF: L1
OBJ: M.5.1.2 Name and describe the two basic kinds
of energy.
BLM: knowledge
REF: Bp. L-71
17. ANS:
PTS: 1
DIF: L1
OBJ: M.5.1.2 Name and describe the two basic kinds
of energy.
BLM: knowledge
REF: Cp. L-67 | p. L-68
18. ANS:
PTS: 1
DIF: L2
OBJ: M.5.2.2 Name some forms of energy associated
with the particles that make up objects.
BLM: comprehension
REF: Bp. L-52
19. ANS:
PTS: 1
DIF: L1
OBJ: M.5.3.3 State the law of conservation of energy.
BLM: knowledge
20. ANS: A
PTS: 1
DIF: L1
REF: M.5.2.1
p. M-147
OBJ:
Explain how an object’s mechanical
energy is determined.
BLM: knowledge
21. ANS: C
PTS: 1
DIF: L2
REF: M.6.1.1
p. M-147
OBJ:
Name the three common temperature
scales. STA:
3.14 | 3.15 | 3.16
BLM: comprehension
22. ANS: B
PTS: 1
DIF: L1
REF: M.6.1.2
p. M-147
OBJ:
Describe how thermal energy is related
to temperature and heat.
STA: 3.14 | 3.15 | 3.16
BLM:
knowledge
REF: Ap. M-148
23. ANS:
PTS: 1
DIF: L1
OBJ: M.6.1.2 Describe how thermal energy is related
to temperature and heat.
STA: 3.14 | 3.15 | 3.16
BLM:
REF: knowledge
p. M-153
24. ANS: C
PTS: 1
DIF: L1
OBJ: M.6.2.1 Describe the three forms of heat transfer.
BLM: knowledge
REF: Cp. M-158
25. ANS:
PTS: 1
DIF: L1
OBJ: M.6.2.2 Identify the direction in which heat
moves.STA:
3.16
BLM: knowledge
REF: Ap. M-159
26. ANS:
PTS: 1
DIF: L1
OBJ: M.6.2.3 Describe the differences between
conductors and insulators.
STA: 3.16
BLM: knowledge
27. ANS: A
PTS: 1
DIF: L1
OBJ: M.6.1.3 Explain the significance of a high
specific heat.
STA: 3.14 | Inquiry 3
BLM: knowledge
28. ANS: D
PTS: 1
DIF: L2
OBJ: M.6.1.3 Explain the significance of a high
specific heat.
STA: 3.14 | Inquiry 3
BLM: application
29. ANS: A
PTS: 1
DIF: L2
OBJ: M.6.3.2 Identify the cause of changes of state.
BLM: application
30. ANS: C
PTS: 1
DIF: L1
OBJ: M.6.3.2 Identify the cause of changes of state.
BLM: knowledge
31. ANS: C
PTS: 1
DIF: L1
OBJ: M.6.3.3 Describe what happens to a substance as
its thermal energy increases.
STA: 3.15
BLM: knowledge
32. ANS: A
PTS: 1
DIF: L2
OBJ: M.6.1.1 Name the three common temperature
scales. STA:
3.14 | 3.15 | 3.16
BLM: comprehension
33. ANS: C
PTS: 1
DIF: L2
OBJ: M.6.1.1 Name the three common temperature
scales. STA:
3.14 | 3.15 | 3.16
BLM: comprehension
34. ANS: C
PTS: 1
DIF: L2
OBJ: M.6.1.1 Name the three common temperature
scales. STA:
3.14 | 3.15 | 3.16
BLM: comprehension
35. ANS: C
PTS: 1
DIF: L2
OBJ: M.6.1.1 Name the three common temperature
scales. STA:
3.14 | 3.15 | 3.16
BLM: application
36. ANS: B
PTS: 1
DIF: L2
OBJ: M.6.2.1 Describe the three forms of heat transfer.
BLM: application
37. ANS: C
PTS: 1
DIF: L2
OBJ: M.6.2.3 Describe the differences between
conductors and insulators.
STA: 3.16
BLM: comprehension
38. ANS: D
PTS: 1
DIF: L1
OBJ: M.6.1.1 Name the three common temperature
scales. STA:
3.14 | 3.15 | 3.16
BLM: knowledge
MPLETION
39. ANS: mass
PTS: 1
DIF: L2
REF: p. M148
OBJ: M.5.1.2 Name and describe the two basic kinds
of energy.
BLM: application
40. ANS:
REF: Electromagnetic
p. M-180
PTS: 1
DIF: L2
REF: p. M155
OBJ:
Name some forms of energy associated
REF: M.5.2.2
p. M-181
with the particles that make up objects.
BLM: comprehension
41. ANS: thermal
REF: p. M-192
PTS:
DIF: L2
REF: p. MSTA: 13.15
159
OBJ:
Describe how different forms of energy
REF: M.5.3.1
p. M-192
are
related.
STA: 3.15
STA: 4.7.2
BLM: comprehension
42. ANS:
REF: conservation
p. M-194 of energy
PTS: 1
DIF: L1
REF: p. M162
OBJ:
State the law of conservation of energy.
REF: M.5.3.3
p. M-178
BLM: knowledge
REF: p. M-178
REF: p. M-178
REF: p. M-178
REF: p. M-184
STA: 3.16
REF: p. M-187
REF: p. M-176