physics concepts of stopping

ESSAY
"PHYSICS CONCEPTS ON STOPPING"

In this essay I will be talking to you about the physics of stopping & how safety is not related to how fast you go but to how fast you stop. I also will be stating my opinion on this subject of discussion.

A car that has tried to stop without success and crashes, the driver with no seat belts will fly free until stopped suddenly by impact on the steering column, windshield (newtons law), etc. The stopping distance is estimated to be about one fifth of that with a seat belt, causing the average impact force to be about five times as great. The work done to stop the driver is equal to the average impact force on the driver times the...