Two balls have masses 32 kg and 70 kg. the 32 kg ball has an initial velocity of 96 m/s (to the right) along a line joining the two balls and the 70 kg ball has an initial velocity of −47 m/s. the two balls make a head-on elastic collision with each other. 32 kg 96 m/s 70 kg −47 m/s what is the final velocity of the 32 kg ball? answer in units of m/s. 014 (part 2 of 2) 10.0 points what is the final velocity of the 70 kg ball? answer in units of m/s.