Thanks for that dave I don't suppose you can assist in calculating the time it is in contact with the ground as I suppose that time would vary depending on the speed too?
I have a scenario which is simply a ball hits the ground from above i know the mass of the ball and the speed in mph of the ball just before it hits the ground. No other variables are known, I need to know the force it hits the ground.
What is the best way to calculate it? I had thought F =...