Deborah Shindell

 What is it? What is it?  Radio Waves Radio Waves  Microwaves  The Ianfrared  Visible Light Waves  Ultraviolet Waves  X-rays  Gamma-rays  Work Cited

 Electromagnetic waves - formed when an electric field couples with a magnetic field  Differ from each other in wavelength  Wavelength - distance between one wave crest to the next

 Longest wavelengths  Longer than a football field or as short as a football  Radio (AM/FM), TV, cell phones

 Measured in centimeters  Heat food  Transmitting information from one place to another  Penetrate haze, light rain and snow, clouds, and smoke

 Netting, Ruth. "The Electromagnetic Spectrum." IMAGERS. National Aeronautics and Space Administration, 27 Mar Web. 22 Oct ms/ems.html