In reply to Joshua Cude's message of Wed, 25 May 2011 16:08:10 -0500: Hi, [snip] >What do mean by "we"? It's not from observing e-m waves that we know the >fields are perpendicular. It follows from Maxwell's equations, which predict >the waves. So, certainly some people can explain in arbitrary detail why >they are perpendicular, given what we know about the properties of the >fields as described by Maxwell's equations.
I think you have this backwards. The mathematical models were developed to describe the facts on the ground, not the other way around. Regards, Robin van Spaandonk http://rvanspaa.freehostia.com/project.html
