Ryan is standing on top of a building that is exactly 130 meters above the ground.
Tim is standing on the ground below. If at the same instant, Ryan drops a rock and Tim throws a different rock straight up into the air with an initial velocity of 24.0 m/s, which rock would hit the ground first?

Answer rating: 100% (QA)

To solve this problem we can use the equations of motion to calculate the time it takes for each roc... View the full answer