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Physics, 22.06.2019 06:30, mehokkj
Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?
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Physics, 22.06.2019 15:30, anonymous1813
What is the increase in density of a medium due to wave travel?
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Physics, 22.06.2019 22:00, dumngirl2504
Use 4 to 5 complete sentences, explain the concepts of beats and how beats are produces.
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Physics, 22.06.2019 23:30, angoraspinner
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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What is the mass in english units...
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