Question: please,HELP!!! 4. What is the gravitational force between a 250 kg mass and a 950 kg mass if they are separated by a distance of

please,HELP!!!

4. What is the gravitational force between a 250 kg mass and a 950 kg mass if they are separated by a distance of 6.5 m? 5. An airplane flies a vertical loop with a radius of 1750 m. The airplane's velocity is 195 m/s. A) What is the centripetal acceleration? B) If the pilot has a mass of 70 kg, what is his weight at the top of the loop? 6. A 1.5 kg ball, moving west at 4 m/s, collides elastically with a 2 kg ball, moving east at 6 m/s. What are the velocities of the two balls after the collision

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