If you drop a stone into a hole drilled all the way to the other side of the Earth (neglect the molten core),the stone will
A)come to an abrupt stop at the center of the Earth.
B)speed up until it gets to the center of the Earth.
C)speed up until it reaches the other side of the Earth.
D)slow down until it reaches the center.

Question

Quizplus · Accepted Answer

The stone will speed up due to gravity until it reaches the center of the Earth, where it will have maximum velocity. After passing the center, it will begin to slow down as it moves towards the other side due to gravitational pull in the opposite direction.

If You Drop a Stone into a Hole Drilled All