newtons law law of motion 1


what is the first law

a object at rest will stay at rest and a oject in motion will stay in motion unles acted upon

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seat belt

a seat belt can save you life because, if you are in a car travling at 90 mph with a seat belt on wean the car hit the wall you will stop with the car, but without it on wean the car hits the wall you will fly out of the car at 90 mph