Which represent potential energy?

A. A candy bar

B. A stretched rubber band

C. Wind

D. A roller coaster at the top of a hill

E. Rowing a boat

F. A ball rolling down a hill

Answer: Option A. A candy bar

Option B. stretched rubber band

Option D. A roller coaster at the top of a hill

The correct answers are options A. "A candy bar", B. "A stretched rubber band" and D. "A roller coaster at the top of a hill".

Explanation:

Potential energy is defined as the force that any body for its location at a certain position. Three examples of objects having potential energy are a candy bar, a stretched rubber band and a roller coaster at the top of a hill. These three objects are not in motion and its energy is only "potential", rising from the arrangement of its particles, the gravitational force, electric charges, among other factors.