I even tried Simple Wikipedia entry on the subject (http://simple.wikipedia.org/wiki/Black-body_radiation).
Errr.... is there a Simple Simple Wikipedia mode?
I think it's basically Hot Stuff Glows; and that Hotter Stuff Glows More.
Presumably: increasingly Hotter Stuff will first shine Infra-red light, then visible light, then UV light, and so on up the electromagnetic spectrum.
( , Wed 9 Jan 2013, 21:10, Share, Reply)