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Energy
Test Description: Review Questions
Instructions: Answer all questions to get your test result.
1) The energy stored in the motion or vibration of molecules in a substance is a definition for
A
Work
B
Electromagnetism
C
Radioactivity
D
Heat
2) Uranium and ________________ are needed to run a nuclear reactor.
A
Gold
B
Silver
C
Carbon dioxide
D
Water
3) Which of these has the least chemical energy?
A
a gallon of milk
B
a gallon of gasoline
C
a candy bar
D
a gold brick
4) Gravitational potential energy is the energy something contains due to its ___________________ the Earth.
A
Attraction towards
B
Position above
C
Velocity on
D
Weight on
5) You go to a bowling alley, get your ball, and roll a strike on the first try. In which situation does your bowling ball have the most kinetic energy?
A
While your arm is moving backwards
B
When it\'s on the counter
C
Right about it has knocked down all of the bowling pins
D
As it''s rolling down the lane toward the bowling pins
6) Which of these examples has the most kinetic energy?
A
A skydiver floating down on a parachute
B
A cat just before it pounces
C
A fully charged car battery
D
A car pointing downhill with its parking brake on
7) Which of these examples has the most potential energy?
A
A car's shock absorber
B
A race car moving at 200 km/s
C
A lightning bolt hitting a tree
D
A volcano just before it erupts
8) Which of these is an example of energy being converted from one form into another form of energy?
A
gold to silver
B
silver to gold
C
rock to rock
D
gas to heat
9) When energy is being transformed what is lost at every step of the way?
A
heat
B
friction
C
power
D
water
10) ______________________ energy is the energy contained in a moving object.
A
kinetic
B
potential
C
chemical
D
electromagnetic
*select an answer for all questions
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