Physics, 14.01.2021 01:00 nocomprendoplshelp
a wave is a mechanical wave in which particles of the medium vibrate in a direction that is parallel to the direction in which the waves travel
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The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?
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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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a wave is a mechanical wave in which particles of the medium vibrate in a direction that is paralle...
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