Two cars are approaching each other, one traveling north with amomentum of 3 kg-m/s and one traveling east with a momentum of 4kg-m/s. The two cars collide and stick together. Right after thecollision (choose all that apply)
1. the eastern component of the momentum of the two cars is 4kg-m/s.
2. the northern component of the momentum of the two cars is 3kg-m/s.
3. the total momentum of the two cars is 7 kg-m/s
