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Energy
Test Description: Review Questions
Instructions: Answer all questions to get your test result.
1) A wrecking ball stopped at its highest height before it is released to hit a building is an example of ________ energy being converted into ________ energy.
A
potential, potential
B
potential, kinetic
C
kinetic, mechanical
D
kinetic, potential
2) ________ energy is energy due to the motion.
A
Geothermal
B
Kinetic
C
Potential
D
Heat
3) Which of the following is not an example of chemical energy?
A
gold
B
gasoline
C
pop corn
D
wood
4) Which of these is not an example of energy being converted from one form into another form?
A
uranium decaying
B
a match burning
C
falling off a trampoline
D
seeing yourself in a mirror
5) When energy is transformed or changed from one form into another, some of the energy will be lost to the environment as
A
smoke
B
friction
C
chemicals
D
heat
6) The law of the conservation of energy says that energy cannot be created and it cannot be -
A
destroyed
B
used
C
changed
D
transformed
7) E = mc2 means that
A
the speed of light is energy.
B
energy balances matter.
C
electricity equals matter.
D
matter can be converted into energy.
8) A pitcher pitches a ball to a waiting batter and the batter hits a pop fly deep into the outfield where it is caught. Which of these has the most kinetic energy?
A
the baseball right as it leaves the bat
B
the baseball at the very instant it has been caught by an outfielder
C
the baseball right as it hits the bat
D
the baseball once it reaches its maximum height
9) ________ energy is the energy of the motion or vibration of molecules in a substance.
A
Nuclear
B
Chemical
C
Electromagnetic
D
Heat
10) To create electricity using a nuclear power plant, energy from the uranium in the reactor produces lots of ________ in order to make the generator work.
A
fuel
B
electricity
C
heat
D
water
*select an answer for all questions
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