A 1000 kg car traveling south at 30ms collides with a 2500

A 1000 kg car traveling south at 30m/s collides with a 2500 kg truck traveling north at 15 m/s.

A) What is the total momentum of the vehicles before the collision.

B) What is the total momentum of the vehicles after the collision.

C) What is the final velocity of the two vehicles.

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