direction crashes into the rear of a? a 1200 kg car traveling initially with a speed of 25 m/s in an easterly direction crashes into the rear of a 9000 kg truck moving in the same direction at 20 m/s.The velocity of the car right after the collision is 18 m/s to the east. what is the velocity of the truck right after the collision? how much kinetic energy is lost in the collision??
which equation do i use for both??
which equation do i use for both??