What is the momentum of a 8 kilogram cart moving with a speed of 12 meters per
second?...
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During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?
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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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