If a 5'11'', 500 pound man and a 170 pound, 5'11'' man jumped out of a plane at 20,000 feet who will hit the ground first? Why?
A person weighing 145.7 pounds falls off a bicycle traveling at a steady speed of 14 mph. After hitting the pavement, the person rolls 5 feet before coming to a complete stop. What is the impact force when the person hits the pavement?