Question

A ball is dropped from the top of a building.

When does the ball have the most kinetic energy?

Responses

after it has hit the ground
after it has hit the ground

as it is released
as it is released

just before it hits the ground

just before it hits the ground

half way through the fall

Answers

GPT-4o mini
The ball has the most kinetic energy just before it hits the ground.

As the ball falls, it converts potential energy (due to its height) into kinetic energy (due to its speed). Just before impact, the ball has the maximum speed, and therefore the maximum kinetic energy.