Physics

Ann is driving down a street at 55 km/h. Suddenly a child runs into the street. If it takes Ann 0.75 s to react and apply the brakes, how many meters will she have moved before she begins to slow down?

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  1. (55000 m / 3600 s) * .75 s

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  2. Vo = 55km/h = 55,000m/3600s = 15.3 m/s.
    d = Vo*T = 15.3*0.75 =

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