Recent content by sharingan80

That's what I'm confused about. I don't know what 12,756 stands for in the equation.

Okay I had a calculus test and we got it back and I got this question wrong. I tried it again but I can't figure it out. The weight, w, in kg of an object is inversely proportional to the square of the distance, r, in km, from the center of the earth. Assume a stone of the ground has weight...