A car with a mass of 1750 kilograms, traveling at a speed of 15 meters/second, crashes into a wall and stops. What is the kinetic energy after this perfectly inelastic collision?

A 0.0 joules
B 1.0 x 104 joules
C 2.6 x 104 joules
D 2.0 x 105 joules

Answer(a)   the matererials that are in contact, the two materials and the nature of their surfaces/// (b)/// the force pushing the two surfaces together, pushing the surfaces together causes the more of the asperities to come together and increases the surface area in contact with each other

Answermake them get very hot and over time wear them out;