Physics, 04.11.2020 19:20, missbecca1229p6glel

A demolition derby is a car crash contest. Suppose an 800 kg car moving at 20 m/s crashes into the back of and sticks to a 1200 kg car moving at 10 m/s in the same direction.
Is this collision elastic or an elastic? Why?
Calculate the momentum of each car before the collision.
What is the total momentum of the cars after the collision? Why?
What is the speed of the cars after the collision?

Answers: 2

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A demolition derby is a car crash contest. Suppose an 800 kg car moving at 20 m/s crashes into the b...