Below are five descriptions of the kinetic and potential energy of objects. Which is a description of kinetic energy?
I. water moving a waterwheel
II. a skateboarder at the top of a halfpipe
III. the blades of a fan turning
IV. hot water molecules moving rapidly in a cup of tea
V. a parachutist ready to jump out of a plane
A) I only
B) II and V
C) II, III, and V
D) I, III, and IV
E) All of the above

Question

Below are five descriptions of the kinetic and potential energy of objects. Which is a description of kinetic energy? 
I. water moving a waterwheel
II. a skateboarder at the top of a halfpipe
III. the blades of a fan turning
IV. hot water molecules moving rapidly in a cup of tea
V. a parachutist ready to jump out of a plane
A) I only
B) II and V
C) II, III, and V
D) I, III, and IV
E) All of the above

Quizplus · Accepted Answer

Kinetic energy is the energy of motion. Descriptions I, III, and IV involve objects or particles in motion: water moving a waterwheel, fan blades turning, and hot water molecules moving.

Below Are Five Descriptions of the Kinetic and Potential Energy