PLZ HELP MARK BRAINLIEST 30 POINTS 1) Find the momentum of a 12 kg snowball that is rolling with a velocity of 9 m/s. 2) An 8 ball with a mass of .5 kg is sitting at rest. It is hit by the cue ball (1 kg) traveling at 2.5 m/s. If the cue ball is at rest after the collision, how fast is the 8 ball traveling after the collision? 3) Two football players are running toward each other. If the offensive player is 75 kg and is running 8 m/s, how fast must the 60 kg defensive player run in order for the two players to hit and stop?