Question

select the correct answer. which of the following is an example of kinetic energy? a. a boy resting on a park bench b. a book sitting on a shelf c. a rubber band stretched as far as it can go d. a swing moving back and forth

Explanation:

Kinetic energy is the energy of motion. A boy resting, a book sitting, and a stretched rubber - band are not in motion. A moving swing has motion and thus has kinetic energy.

Answer:

D. a swing moving back and forth