# physics

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you are driving your new car 14.0m/s east when you slam on your brakes to avoiavoid having your first collision. The force of friction on your car tires is 1.5kN and the combined mass of your car is 1200kg. Detemine the (a). direction of the frictional force causing your car to slow. (b) distance you skid before coming to stop.

• physics -

a=F/m,
s=v^2/2a

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