You have heard the tried and true phrase "it is like running in to a brick wall". Now it is time to dig a little deeper and modify the phrase. Assume you are in a car driving and come in contact with this proverbial brick wall. Your car can do three things after the strike: it can go through, come to stop or bounce back. Assuming the car is in contact with the wall for the same amount of time for all three cases, select the option which will be the most dangerous to you from a force point of view and briefly discuss why the assumption of equal times has to be made.
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