In a certain road accident a car of mass 2000 kg, travelling south at 6 m/s, collides with a 6000 kg truck, travelling SW at 5 m/s. After the collision the vehicles get tangled up and slide off the road
freely, as one unit. (30 points total)
(a) Find the momentum of the car before the collision. (3 pts)
(b) Find the momentum of the truck before the collision. (3 pts)
(c) Find the momentum of the system before the collision. (12 pts)
(d) Find the momentum of the system after the collision. (6 pts)
(e) Find the velocity of the car-truck unit (the wreckage) after the collision. (6 pts