Josh is playing pool. During his shot, an organge billiard ball with a momentum of 200 g*m/s hits a green billiard ball at rest. After the collison, the organge billiard ball continues in the same direciton with a momentum of 70 g*m/s What is the momentum of the green ball right afte the collision

You are driving directly behind a pickup truck, going at the same speed as the truck. a crate falls from the bed of the truck to the road. (a) will your car hit the crate before the crate hits the road if you neither brake nor swerve? (b) during the fall, is the horizontal speed of the crate more than, less than, or the same as that of the truck?