Asked by Elizabeth
A car is traveling at 8.9 m/s (20mph) in a school zone. A child darts in front of the car. Ignoring reaction time, the car can accelerate (brake) at -4.57 m/s.
-How long will it take for the car to stop?
-How far will the car travel in that time?
-How long will it take for the car to stop?
-How far will the car travel in that time?
Answers
Answered by
Scott
t = 8.9 / 4.57
stopping distance = (8.9 / 2) * t
stopping distance = (8.9 / 2) * t
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