Physics, 04.12.2020 16:30 Tyrant4life
It was a dark and stormy night. Buffy hameard thunder exactly 6 secounds after she saw lightning , the temperature of air is 15°C . the speed light is 3×10^8 m/s caculate the speed of sound
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It was a dark and stormy night. Buffy hameard thunder exactly 6 secounds after she saw lightning , t...
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