A driver is texting and doesn’t notice that traffic has stopped ahead. His car of 500 Kg of mass traveling at a speed of 25 Km per hour collides with another vehicle which has a mass of 350 Kg and is stopped at the traffic light. Part A: Explain what happens to the kinetic energy of the two vehicles during the collision. Part B: Explain how the mass and the speed of the moving vehicle affects the collision.