ELECTROMAGNETIC SPECTRUM
The electromagnetic spectrum is the distribution of electromagnetic radiation according to energy (or according to frequency or wavelength).
The Spectrum of Visible Light
The visible part of the spectrum may be further subdivided according to color, with red at the long wavelength end and violet at the short wavelength end, as illustrated (schematically) in the following figure.
ELECTROMAGNETIC SPECTRUM
Reviewed by haru
on
August 21, 2012
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