Electromagnetic Spectrum
A picture showing the electromagnetic spectrum from radio waves to gamma waves

This diagram shows the types of wavelengths going from longest to shortest. Image Credit: NASA

      all the wavelengths of visible and invisible light. Visible light is near the center of the spectrum.

Some NASA telescopes can see parts of the electromagnetic spectrum that we cannot see with our eyes.

Microwaves from the electromagnetic spectrum heat food in microwave ovens.

More Information:
http://science.hq.nasa.gov/kids/imagers/ems/ems.html   →
http://science.hq.nasa.gov/kids/imagers/ems/waves3.html   →