Recent content by cabrady92

I'm even more confused... the book tells me to use r as altitude but mastering phyics tells me that r is the altitude + r...

I am in a classical physics class and the class requires that we use mastering physics for our homework. The only problem is that I can't get what mastering physics claims is the right answer to these problems. Can someone try these calculations to see if I am right or wrong? Problem 6.1 ...