Question

why sky colour is blue in day time and black at night​

Answer 1

hlo mate here is your answer.

At night, when that part of Earth is facing away from the Sun, space looks black because there is no nearby bright source of light, like the Sun, to be scattered. If you were on the Moon, which has no atmosphere, the sky would be black both night and day.

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Answer 2

Answer:

We see blue color in sky because the white light which comes from the sun have 7 Colour. So when the white light enter to Earth's atmosphere , it passes through many tiny water droplets and blue colour have more wavelength then red colour so the blue colour scattered later one the sky and other colours have lesser wavelength are scattered very first and it can't inter to our eyes and we can't see them .... ...

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