Curl,
I agree with you. I don't have any skid marks - car 1 hit me so fast that he was not able to react. I don't know how much energy was absorbed by the deformation of cars 1and 2.
I was hit when I was decelerating in car 2. The end of my fibula where it connects to my ankle bone was...
Car 1 hits car 2 and sets car 2 into 180 degree rotation. Both cars are of similar dimensions and about the same weight. What was the speed of car 1 at impact?
Assume that car 2 had a speed of 20 mph (29.3 ft/sec) in the opposite direction at impact.
I am stuck in using the conservation of...