Which of the following is an example of something best described as having kinetic energy?
A)a ball falling through the air
B)a boulder at the bottom of a cliff
C)a dart stuck into a dart board
D)a candy bar with 230 kilocalories
E)a log of wood in a fireplace that has not been lit

Question

Quizplus · Accepted Answer

Kinetic energy is the energy of motion. The ball falling through the air is an example of an object in motion and therefore has kinetic energy. The other choices do not involve motion and therefore do not have kinetic energy.

Which of the Following Is an Example of Something Best