Two 110 kg bumper cars are moving toward each other in opposite directions. Car A is moving at 8 m/s and Car Z at â10 m/s when they collide headâon. If the resulting velocity of Car A after the collision is â10 m/s, what is the velocity of Car Z after the collision? 10 m/s â8 m/s 8 m/s 10 m/s-