A 250 gram mud ball is thrown at a speed of 12 m/s perpendicular to a brick wall. Upon making contact with the wall the mud ball comes to rest in 0.08 seconds. Find the change in momentum and the average force acting on the ball. What was the average acceleration

Bone-strengthening physical activity done increases bone-mineral content and bone density in youth.

The earth remains in orbit around the sun due to the force of gravity. how does the force of gravity exerted by the sun on the earth compare to the force of gravity exerted by the earth on the sun?

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final