Is it a safe car?
The above left is a force-time graph for five automobiles with the same mass and velocity colliding with a thick wall. Which of the following explanations is correct?
a) Car A is safer than car E.
b) The areas under the graphs of car C and car E are the same.
c) The average forces received by car A and car E from the moment of the collision to a complete stop are the same.
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