Talk:General Astronomy/Properties of Light and other Electromagnetic Radiation

This page could probably use some illustrations for clarification purposes, and perhaps some more examples. Are there any topics that have been missed? &mdash; RJHall 14:56, 29 Jun 2005 (UTC)

added content
I added some content from a course that I taught at the University of Phoenix. The content is owned by me, and is released under the appropriate licenses for wikimedia.

Roadrunner 20:25, 17 June 2006 (UTC)