by the way, i know the energy will came from the gravitational potential energy, but since the energy can not be created from where comes that energy? cause its like an a infinite falling, so its an a infinite source of energy that can accelerate to relativistic velocities adding eternally more...
Hello every one, some days ago, i was talking with some friends and we found a weird trouble that we can't explain so i wanted to ask it cause the curiosity its killing me... well the trouble its this:
Suppose you are standing in the surface of a planet without atmosphere and you open a...