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- #21
Retroram52
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It is not necessarily the weight of the object but the energy imposed when a car traveling, what, 100 mph hits the object with the driver absorbing that energy that the car is providing with its weight, speed, and momentum. Our heads were not constructed to absorb that kind of kinetic energy and survive. KE equals one-half the mass times the velocity and that is why Wilson is in the hospital in a coma. His helmet tried to dissipate that energy but it was not designed to fully do that and protect Wilson's knaggen.