A 4.0 kg mass is 1.0 m away from a 7.0 kg mass. What is the gravitational force between the two masses? (Remember to
use the gravitational constant, G = 6.67 x 10-11 Nx m2/ kg?, in your calculation.)
6.67 x 101°N
1.9 x 10-N
3.8 N
6.67 x 10-N

Astone is dropped with no initial velocity from the top of a cliff and hits the ground a time of 3.9 s later. what is the height of the cliff, in units of meters? you may assume that air resistance is negligible. give the answer as a positive number question 15 a figure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 200 o 20.9 12000 o 3.33

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island

Atruck driver is attempting to deliver some furniture. first, he travels 8 km east, and then he turns around and travels 3 km west. finally, he turns again and travels 13 km to his destination. what is the drivers total displacement?