# physical science

A car travels through a school zone at a speed of 36 m/s was the 45 mi/h speed limit exceeded? yes or no

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1. 45mph*5280ft/mi*1m/3.2808ft*1hr/3600s

speed limit= 20.12 m/s

the speed limit is less than the speed of the car.

yes, the car exceeded the speed limit.

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2. V = 36m/s * 1mi/1600m * 3600s/h = 81mi/h

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3. no

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