# Physics

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a 1000 kg car traveling at 30 m/s suddenly stops in 5 seconds. how much force was used to stop the car?

• Physics -

force*time=mass*changeinVelocity

• Physics -

so... F*5+-30*1000 which equals 6000??

• Physics -

no.

force= 30*1000/5, oh, yes, 6000N

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