1. A 0.14 kg baseball is thrown in a straight line by Randy Johnson at a velocity of 42 m/s. What is the momentum of the baseball? (5 points)

1. Another pitcher, Brock Holt throws the same baseball in straight line. Its momentum is 3.1 kg m/s. What is the velocity of the baseball this time? (5 points)

1. A bumper car with Larry Fitzgerald as the driver (total mass of Larry and his car is 119 kg), moving at 10.0 m/s, collides with a stationary bumper car with Tom Brady as the driver (total mass of Tom and his car is 132 kg). After the collision, Larry's car has a velocity of -2.0 m/s. What is the velocity of Tom's car after the collision? (10 points)

1. After his hat trick a 0.12 kg hat, moving at 9.0 m/s, strikes a motionless Wayne Gretzky and lands on his head. If Wayne's mass is 84 kg how fast did he glide away with the hat on his head? (10 points)

1. An albatross egg falls from the nest to the ground below. If the egg has a mass of 275 g and hits the ground at 20.0 m/s in 0.10 s, what is the net force on the egg? (10 points)