The sky is blue because blue wavelengths are shorter. Shorter wavelengths scatter more in the sky, and is therefore more visible. What's interesting is that due to conservation of power across spectrums, the solar disk has less blue light (as shown by the graph)!
The sky is blue because blue wavelengths are shorter. Shorter wavelengths scatter more in the sky, and is therefore more visible. What's interesting is that due to conservation of power across spectrums, the solar disk has less blue light (as shown by the graph)!