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What is the speed of light …

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What is the speed of light and sound

Posted by R Vines 1M 5 years, 11 months ago

CBSE > Class 08 > Science

1 answers

Yogita Ingle 5 years, 11 months ago

The speed of sound refers to the distance travelled per unit time by a sound wave propagating through a medium. The speed of sound in air at 20^oC is 343.2 m/s which translates to 1,236 km/h.

The speed of light in vacuum is c = 3 x 10⁸ m/s

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