Question

At what point in a waterfall, do the drops of water contain the most gravitational potential energy?

(3 points)
Responses

when they first start moving
when they first start moving

when they are halfway to the bottom
when they are halfway to the bottom

When they reach the bottom
When they reach the bottom

at the top before they start falling

Answer 1

At the top before they start falling.

Gravitational potential energy (mgh) is largest where the height h is greatest. As the drops fall that potential energy is converted into kinetic energy.