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OpenStudy (anonymous):
a car skids to a stop from 22 m/s in 4 seconds. what was the acceleration of the car?
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OpenStudy (plainntall):
Acceleration is the change of speed divided by the change in time correct?
OpenStudy (plainntall):
The equation is a=(v2-v1)/(t2-t1) where we know v2=0 and v1=22 and t2=4 and t1=0
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