A car crashing... Force help?

nbjingle12

Information that I have so far is that the toy car is 1.33 kg and it travels at a constant velocity of 1.111 meters / second. The car has 2 centimeters (0.02 meters) to stop / collide into the wall. What is the average impact force??

mgb_phys

Would you care to try anything like a solution

hint - what's an important equation with Force in it?