Physics, 12.06.2021 14:00 jaylinthornton6
A gymnast of mass 65 kg bounces vertically on a trampoline so that
she approaches and leaves the trampoline with a speed of 10 m/s and
contact time of 0.9 s. Calculate (1) her change of momentum (ii) the
average resultant force exerted on her while in contact with the
trampoline
Answers: 2
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He latent heat of vaporization for ethyl alcohol is 854 j/g. the amount of energy, rounded to the nearest whole number, needed to change 5.20 grams of ethyl alcohol from a liquid to a gas is
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Sound travels slower in colder air that it does in warmer air. make a claim about the effect of air temperature on the speed of sound. support your claim with evidence
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A gymnast of mass 65 kg bounces vertically on a trampoline so that
she approaches and leaves the tr...
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