A Bolder at the Top of a Hill Breaks Free

question 19

Multiple Choice

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.