At the beginning of the animation, did the water stay in the bucket or did it spill out?

It seems as if the water in the bucket is defying gravity, but is it really? No. Gravity-the force puling down on everything- is still at work even when the bucket and water are above your head. The water's inertia wants to keep the water traveling in a straight path, but gravity is acting on the water, causing it to fall in a downward path that will eventually hit the earth.

The answer to the question is moraine