1.

A car goes from 50 mph to 100 mph. It's kinetic energy a. Will quadruple b. double (3. triple d. remains the same a. A basketball player is running down the court at 3.0m/s when he does 30.0J of work on the 0.46kg ball as he passes it forward. What is the speed of the ball relative to the player as it leaves his hand? b. How much work does a tugboat need to do in order to move a barge from rest to a velocity of 0.450 m/s? The mass of the barge is 679,000 kg. The mass of the tugboat is insignificant