A 2.00-kg (20.0-N) stone is dropped from a height of 5.0 m, and strikes the ground with a velocity of 8.00 m/s. As the stone falls, it is acted on by force from air friction. How much work must have been done by the force of air friction? A. 8.00 J B. 16.0 J C. 36.0 J D. 50.0 J E. 100. J

Q: Problem 9:   A 87.6 kg person starts at rest at the top of a slide that is 14.3 m tall. At the…

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Q: solve number 22 with full steps and works

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Q: Seems easy enough but not getting the correct answer 173684

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