Science, asked by aiesha31mhae, 7 hours ago

how much faster does sound travel at 80 °C than at - 20°C

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Answered by sameermeshram342

Answer:

The speed of sound is the distance travelled per unit of time by a sound wave as it propagates through an elastic medium. At 20 °C (68 °F), the speed of sound in air is about 343 metres per second (1,235 km/h; 1,125 ft/s; 767 mph; 667 kn), or a kilometre in 2.9 s or a mile in 4.7 s.

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