Two bumper cars are traveling towards each other. Car and driver A are traveling at
5 m/s to the right and have a combined mass of 100 kg. Car and driver B are
traveling at 6 m/s to the left and have a combined mass of 80 kg. What is the
momentum of Car A?
20 kg m/s to the right
480 kg m/s to the left
500 kg m/s to the right
800 kg m/s to the left