Part 1 - Elastic Collision: Both carts have Magnetic Bumpers that collide. Tabe-1: Data for Elastic Collision. Red Cart moving to the right and colliding with a stationary Blue Cart. Masses added to Blue Cart. Initial Final Initial Final Initial Kinetic Final Kinetic Percent Percent Cart Run Mass Velocity Momentum Momentum Energy Energy Change in Change in No. (kg) Velocity (m/s) (m/s) (kg.m/s) (kg.m/s) ( J) ( J) Momentum Kinetic Energy Red 1 250 g X X Blue 1 250 g X X Both 1 X X X Red 2 250 g X X Blue 2 500 g X X Both 2 X X X Red 17 250 g X X Blue 17 750 g X X Both 17 X X X