Dailen & Caleb

12-18-13
3rd period

EM Spectrum!!

Radio waves- are a type of electromagnetic radiation with wavelengths and electromagnetic spectrum longer then infrared light

Microwaves- microwaves are form of electromagnetic radiation wavelengths ranging from as long as one meter to short as millimeter

Visible light- electromagnetic radiation in this range of wavelengths called visible light or simply light

Infrared rays- infrared(IR) light is electromagnetic radiation with longer wavelengths than those of visible light