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If it were possible to make a hole through the Earth and you dropped a ball into said hole, where would it stop? Because of gravity I would think that it would stop in the center of the Earth but I'm not sure...

2007-04-08 14:19:22 · 5 answers · asked by Anonymous in Science & Mathematics Astronomy & Space

5 answers

In the absence of any friction, in other words if the hole were a vacuum, it would never stop. The speed it has when it reached the center would be exactly enough to make it rise up to the surface on the other side of the world. But if the hole were filled with air, friction would quickly make it come to rest in the center just like you think.

2007-04-08 14:27:24 · answer #1 · answered by campbelp2002 7 · 6 0

In the absence of any friction, in other words if the hole were a vacuum, it would never stop. The speed it has when it reached the center would be exactly enough to make it rise up to the surface on the other side of the world. But if the hole were filled with air, friction would quickly make it come to rest in the center just like you think.

2007-04-08 14:31:19 · answer #2 · answered by jaya 1 · 0 3

Yes, that's what I think as well. The gravitational force on earth is cause by several factors such as huge sun’s gravity, gravity produced by the centrifugal force, etc But all of these factors acts in higher range at the center of the earth. Therefore, I think it will stop at the center in normal enviroment. (not in a controlled type)

2007-04-08 14:29:32 · answer #3 · answered by MSS 6 · 0 1

Center of the earth. It would be pretty cool to see though.

2007-04-08 14:37:59 · answer #4 · answered by carl 2 · 0 2

I think it would

2007-04-08 14:27:15 · answer #5 · answered by Anonymous · 0 2

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