Problem: In a fender bender, a 1500 kg car traveling at 13.3 m/s collides inelastically with a 1200 kg car traveling at 8.89 m/s in the same direction.
Part A: How much of the initial kinetic energy of the cars is transformed into other forms of energy, such as heat, sound, etc?
Answer in J.
Express your knowledge to solve the above problem.