No Work Is Done by Gravity on a Bowling Ball

question 53

Multiple Choice

No work is done by gravity on a bowling ball that rolls along a bowling alley because

• A)no force acts on the ball.
• B)no distance is covered by the ball.
• C)the force on the ball is at right angles to the ball's motion.
• D)no potential energy is being converted to kinetic energy.
• E)its kinetic energy remains constant.