What is the acceleration of the box
A wooden box weighing 281 N is pushed across the floor by a workman who exerts a horizontal force of 166 N. If the force of friction between the box and the floor is 21 N, what is the acceleration (in meters/second^2) of the box?
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A ununiformed strict vegetarian is at a special risk for what vitamin deficiency?
How should the interests of competing groups be balanced?
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