Can you explain in a pourquoi tale why the sky is blue?

Answer 1

The sky is blue because it is a reflection. == The sky is blue because that's how God tells you where to stop cutting the grass.

Answer 2

In a pourquoi tale, the sky is blue because it is colored by the tears of a young maiden who cried for her lost love. The sky turned blue from the reflection of her sorrow and longing for her beloved.

Answer 3

The gasses of the Earth's atmosphere (mostly nitrogen) absorb almost all colors but blue; the gasses reflect blue, then the blue light eventually reaches our eyes, so we see the sky as blue.