When a sound wave encounters a barrier, what happens?
a. the sound is amplified
b. the...
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Physics, 21.06.2019 19:30
Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s
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If the speed of a particle triples ,by what factor does its kinetic energy increase?
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The mini-refrigerator fire was most likely caused by what type of wiring?
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Which one of the following research methods can show cause and effect
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