Question

why sky is blue!
not green ,yellow?​

Answer 1

Explanation:

The sky is blue due to a phenomenon called Raleigh scattering. This scattering refers to the scattering of electromagnetic radiation (of which light is a form) by particles of a much smaller wavelength. ... These shorter wavelengths correspond to blue hues, hence why when we look at the sky, we see it as blue.

Answer 2

Answer:

I did't know why sky☁ is blue

Explanation:

Smiles and tears are so alike with me, they are neither of them confined to any particular feelings: I often cry when I am happy, and smile when I am sad.”