A space rock has a mass of 2.50 kg. It is 1 250 m from an asteroid. If the force of gravity is 0.225 N between them, what is the mass of the asteroid? *

Abatter hits a 0.140-kg baseball that was approaching him at 30 m/s and, as a result, the ball leaves the bat at 40 m/s in the reverse of its original direction. the ball remains in contact with the bat for 2.0 ms. what is the magnitude of the average force exerted by the bat on the ball?