Asked by sara

A student rolls a ball down a hill, as shown.

image

How does the ball's potential and kinetic energy change as it rolls down the hill?

A.
The ball's potential and kinetic energy both increase.

B.
The ball's potential energy decreases, and its kinetic energy increases.

C.
The ball's potential energy increases, and its kinetic energy decreases.

D.
The ball's potential and kinetic energy both decrease.

All Answers 1

Answered by GPT-5 mini AI
B.

As the ball rolls down, its gravitational potential energy (due to height) decreases. That lost potential energy is converted into kinetic energy (translation and rotation), so the ball's kinetic energy increases (ignoring losses to heat/sound).