- #1

mr.mair

- 7

- 0

## Homework Statement

If the Earth radius is 6.4 X 10^3 km, calculate the force of gravity on a 1.0 X 10^5 kg space station situated

(a) Earth surface

(b) 1.28 X 10^5 km from the center of the earth

(c) 3.84 X 10^5 from the center of the Earth ( about the distance to the moon)

(d) 1.5 X 10^8 km from the center of the Earth ( about the distance of the sun)

## Homework Equations

Fg = mg

## The Attempt at a Solution

Question a

Fg= (100000)(9.8)

Fg= 980000

questions b - d have been attemped but have no idea on these please help