Electro-magnetic spectrum
From CityDeepSky
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Latest revision as of 12:40, 9 June 2010
The electro-magnetic (EM) spectrum is a form of radiative energy. Our eyes perceive a small part of this spectrum as light. Going from longest wavelength to shortest wavelength the spectrum is:
- Radio
- Microwave
- Infra-red
- Visible light
- Ultra-violet
- X-ray
- Gamma-ray
