I know the wind off the ocean pushes the water and makes waves on the beach, but when the wave comes in, what makes it go back out?

Question

I know the wind off the ocean pushes the water and makes waves on the beach, but when the wave comes in, what makes it go back out?

In: Physics

Answer 1

Stand at the middle of a slope and chuck a bucket of water at the slope and see where the water goes.

You are the wind and you’re chucking water up the slope but gravity pulls it back down.