Show STONE IN PERPETUAL MOTION what would happen to projectile dropped through the earth most of tia have probably speculated at one time or another what would happen II 11 a hole were bored right through the earth and one were to drop a stone into it and F R A S now gives his views on this puzzling question the stone he says would fall with increasing speed to the cen ter of the earth where it would have attained a speed of nearly miles a minute its momentum would carry it at a constantly reducing speed through the remaining half of its journey until by the time it appeared at the antipo dean end of the hole it would have come to a standstill it would then begin to drop again and would per form exactly the same journey on its return to the starting point thus it would continue to travel backward and forward from one end of the earth to the other practically forever lon don tit bits |