A rubber ball with a mass of 0.30 kg is dropped onto a steel

Last updated: 7/6/2022

A rubber ball with a mass of 0.30 kg is dropped onto a steel plate. The ball's velocity just before impact is 4.5 m/s (down) and just after impact is 4.2 m/s (up). What is the change in the ball's momentum? A. -4.0 kg-m/s B. -12 kg-m/s C. -2.6 kg m/s D. -0.09 kg-m/s