1. The problem statement, all variables and given/known data What provides the force that causes the centripetal acceleration of a satellite in orbit? 2. The attempt at a solution I'm really confused about the answer to this question because in class my teacher only taught us how to solve satellite problems if we are given the distance and we have to find speed http://img85.imageshack.us/img85/2097/physicshw7.png [Broken].[/URL] Can someone please help me.. or just explain what i would need to know to get the answer to this problem! thanks sooo much!!!!