Referances
- http://missionscience.nasa.gov/ems/05_radiowaves.html
- https://www.learner.org/teacherslab/science/light/
- http://missionscience.nasa.gov/ems/12_gammarays.html
- http://www.livescience.com/50259-microwaves.html
- http://coolcosmos.ipac.caltech.edu/cosmic_classroom/ir_tutorial/what_is_ir.html
- http://science.hq.nasa.gov/kids/imagers/ems/infrared.html
- http://missionscience.nasa.gov/ems/07_infraredwaves.html
- http://www.qrg.northwestern.edu/projects/vss/docs/communications/1-what-are-radio-waves.html
- http://science.hq.nasa.gov/kids/imagers/ems/waves2.html
- http://www.physicsclassroom.com/class/light/Lesson-2/The-Electromagnetic-and-Visible-Spectra
- http://missionscience.nasa.gov/ems/09_visiblelight.html
- http://imagine.gsfc.nasa.gov/science/toolbox/emspectrum1.html
- http://missionscience.nasa.gov/ems/11_xrays.html
- http://www.epa.gov/radiation/understand/gamma.html
- http://www.livescience.com/50215-gamma-rays.html