Imagine that you are hovering next to a space shuttle and your buddy of equal mass who is
moving a 4 km/h with respect to the ship bumps into you. if he holds onto you, how last do you
both move with respect to the ship?

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?