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Physics, 27.03.2020 16:25 danny123421
Oil explorers set off explosives to make loud sounds, then listen for the echoes from underground oil deposits. Geologists suspect that there is oil under 500-m-deep Lake Physics. It's known that Lake Physics is carved out of a granite basin. Explorers detect a weak echo 0.99 s after exploding dynamite at the lake surface. The speed of sound
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Oil explorers set off explosives to make loud sounds, then listen for the echoes from underground oi...
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