The diagram shows the major organs in the urinary system. Which of these correctly pairs the letter and name of the organ that is responsible for filtering wastes from the blood before it returns to the heart.

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.