IMPORTANT QUESTION PLZ HELP!
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Physics, 22.06.2019 01:30
John throws .4 kg ball with velocity of 18 m/s. hits .2 kg bottle and bottle flies 25 m/s. how fast is ball traveling after hitting the bottle?
Answers: 1
Physics, 22.06.2019 05:30
An object weighs 40n in air, weighs 20n when submerged in water and 30n when submerged in a liquid of unknown density. what is the density of the liquid?
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The difference between a red shift and a blue shift has to do with wavelength frequency. t or f
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Physics, 22.06.2019 11:00
Which sound characteristic is not affected by the relative motion of an object
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