Physics, 12.03.2020 23:03 esigaran24
"A cardinal (Richmondena cardinalis) of mass 3.70Γ10β2 kg and a baseball of mass 0.140 kg have the same kinetic energy. What is the ratio of the cardinal's magnitude pc of momentum to the magnitude pb of the baseball's momentum?"
Answers: 3
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Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n
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The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes
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"A cardinal (Richmondena cardinalis) of mass 3.70Γ10β2 kg and a baseball of mass 0.140 kg have the s...
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