When a satellite is in a geostationary orbit, is it moving at a high speed or not moving at all? How is it able to keep an exact match with earths rotation?

Question

When a satellite is in a geostationary orbit, is it moving at a high speed or not moving at all? How is it able to keep an exact match with earths rotation?

In: Physics

Answer 1

Its moving at a very high speed. I think once you got it at the right height and speed it’s pretty much moving on it’s own