Discussion :: Universe
- If there is no Sun, the colour of the sky would be ________
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Answer : Option D
Explanation :
The sky appears blue because the sunlight is scattered by the gas molecules in the atmosphere - a phenomenon known as Rayleigh scattering - named after the discoverer - a British physicist who also discovered Argon - Lord Rayleigh (1842-1919). So, if there was no atmosphere, the sky would appear black.
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