View Single Post
Old 02-11-2007, 02:38 PM  
websiex
Confirmed User
 
Join Date: Aug 2004
Location: Pennsylvania, United States of America
Posts: 987
Quote:
Originally Posted by mattz View Post
why is the sky blue
The sky is blue because air scatters short-wavelength light in preference to longer wavelengths. From ROY G BIV (visible spectrum) - All the colors before blue just pass through, and because the human eye cannot detect indigo/violet light in presence of light with longer wavelengths, we are left with blue - and that is what color the sky appears as to humans.
websiex is offline   Share thread on Digg Share thread on Twitter Share thread on Reddit Share thread on Facebook Reply With Quote