Energy Question Preview (ID: 7576)
Describe Potential And Kinetic Energy.
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Energy exists in two states. They are:
a) potential and kinetic
b) friction and reflection
c) solar and nuclear
d)
What is potential energy?
a) the energy of motion
b) atomic energy
c) stored energy
d)
What is kinetic energy?
a) stored energy
b) the energy of motion
c) heat energy
d)
A moving object always has
a) kinetic energy
b) potential energy
c)
d)
If an object is NOT moving, it does not have:
a) potential energy
b) kinetic energy
c)
d)
Due to force of gravity, if an object is on top of a hill or in a position off the ground, it has:
a) potential energy
b) kinetic energy
c)
d)
Who has more potential energy, a skier on top of a hill or a skier half way down the hill?
a) The skier half way down the hill
b) They both have the same potential energy
c) The skier on top of the hill
d)
What happens to a ball when it is dropped?
a) kinetic energy becomes potential energy
b) potential energy changes to kinetic energy
c) potential and kinetic energy stay the same
d)
An apple hanging from a branch has potential energy because
a) of its position off the ground
b) it is not moving
c) it is ripe
d)
An apple falling from a treee
a) is losing potential energy as it nears the ground
b) is gaining kinetic energy as it falls
c) both are correct
d)
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