Driving home from school one day you spot a ball rolling, Ask an Expert

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Driving home from school one day you spot a ball rolling out into the street. You brake for 1.10 s, slowing your 920 kg car from 16.0 m/s to 9.50 m/s.

(a) What was the average force exerted on your car during braking? Magnitude ___ kN.

(b) How far did you travel while braking?

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