The force of gravity on a meteorite approaching the Earth is 5.0x10^4 N at a certain point. Calculate the force of gravity on the meteorite when it reaches a point one-quarter of this distance from the centre of the Earth

Aswimmer is determined to cross a river that flows due south with a strong current. initially, the swimmer is on the west bank desiring to reach a camp directly across the river on the opposite bank. in which direction shoud the swimmer head? a. the swimmer should swim southeast. b. the swimmer should swim south. c. the swimmer shuold swim northeast. d. the swimmer should swim due north. e. the swimmer should swim due east.