Question

A 2.0 kg cart moving in a straight line hits a piece of modeling clay (1.0 kg) that is at rest. The clay sticks to the cart and both move to the left at 1.0 m/s. What was the initial velocity of the cart and in which direction? (Remember to include - to indicate direction if necessary.)

Answer 1

@UnkleRhaukus

Answer 2

inelastic collision

Answer 3

Can you help me set up this problem?

Answer 4

@thomaster

Answer 5

use conservation of momentum