(b) At 5m away from the finish line, the athlete's speed was 15m/s. He deccelerate uniformaly and stops 2m away from the finsih line after crossing. Determine the athlete's deceleration.

How have the competing explanations' experiments on atoms affected the development of the atomic model?

Explain how the energy of rubber ball is tranforned as it roll down a ramp. give evidence that the energy of the og the ball remains the same at all points on the ramp

Asap and show ! a 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.