A bolder at the top of a hill breaks free and rolls down the hill.Which statement best represents the change in energy that occurs in this process?
A) The potential energy of the bolder increases.
B) The potential energy of the bolder is converted to kinetic energy.
C) The kinetic energy of the bolder is converted to potential energy.
D) The chemical energy of the bolder is converted to kinetic energy.
E) No change in energy occurs; energy cannot be converted from one form to another.
Correct Answer:
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