Physics, 18.09.2019 02:00 gungamer720
The left side of the lever was forced down 10 inches in order to raise the rock 7 inches. the ideal mechanical advantage is
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What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration
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The sound level near a noisy air conditioner is 70 db. if two such units operate side by side, the sound level near the, would bea. 70dbb. 73 dbc. 105 dbd 140 db
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Which of these has some mechanical energy? a. an atom b. heat inside earth c. a book on a shelf d. the fire from a lit match
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The left side of the lever was forced down 10 inches in order to raise the rock 7 inches. the ideal...
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