Aball is thrown downward at 5ms from roof 10m high its velocity when it reaches the ground is? ,

The material that keeps its new shape after it is stretched is called?

Energy flows from the producer level to the level. is called

A14 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.