Physics Homework: During a storm a wind blows.?

A

austin

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During a storm, a 40-m/s (i.e., 89.6-mi/h) wind blows horizontally across the flat level root of a supermarket. If the root has an area of 240 m2, what is the most force that's likely to be exerted on it? Assume the place is locked up tight for the night. (Take the density of air to be 1.1 kg/m3.)= _____N
 
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