Electromagnetic waves are produced by the motion of electrically charged particles. These waves are also called "electromagnetic radiation" because they radiate from the electrically charged particles. They travel through empty space as well as through air and other substances.
www.lbl.gov/MicroWorlds/ALSTool/EMSpec/EMSpec.html
This site is intended for students age 14 and up, and for anyone interested in learning about our universe. ... The electromagnetic (EM) spectrum is just a name that scientists give a bunch of types of radiation when they want to talk about them as a group.
imagine.gsfc.nasa.gov/docs/science/know_l1/emspectrum.h... imagine.gsfc.nasa.gov/docs/science/know_l1/emspectrum.html
Electromagnetic spectrum - Wikipedia, the free encyclopedia
The  electromagnetic spectrum is the range of all possible frequencies of electromagnetic radiation. The "electromagnetic spectrum" of an object is the characteristic distribution of electromagnetic...
en.wikipedia.org/wiki/Electromagnetic_spectrum
X-rays, radio waves, gamma rays, and infrared and ultraviolet "light" are the other main types of electromagnetic radiation. They are all traveling vibrations of electromagnetic waves, each with its own characteristic wavelength.
www.windows.ucar.edu/tour/link=/physical_science/magnet... www.windows.ucar.edu/tour/link=/physical_science/magnetism/em_radiation.html&portal=vocals
In order of decreasing wavelength and increasing frequency, various types of electromagnetic radiation include: electric waves, radio waves (including AM, FM, TV, and shortwaves), microwaves, infrared radiation , visible light, ultraviolet ...
http://qanda.encyclopedia.com/question/types-electromag...
What are electromagnetic radiation and environmental energies? Assess your own risk from emfs. ... Of the various types of energies which people can be sensitive to, electromagnetic radiation is by far the most easily found. ... Join our free newsletter; First Name;
www.professional-house-clearing.com/electromagnetic-rad... www.professional-house-clearing.com/electromagnetic-radiation.html
In both of these types of spectra you see spectral features at certain, discrete wavelengths (or colors) and no where else. ... Using a single line to identify a gas would be like identifying the name of someone using just one letter of their name---many people will have that same letter in their name, but the pattern of...
www.astronomynotes.com/light/s5.htm
Light, electricity, and magnetism are manifestations of the same thing called electromagnetic radiation. The energy you see coming out of the computer screen you are using to read this page is made of fluctuating electric and magnetic energy fields. ... Other types of waves need some sort of medium to move through:
www.astronomynotes.com/light/s3.htm
Particular Properties and Uses ... Acceleration of thermally produced electrons by a high voltage ... Electric and magnnetic field...
www.life.nthu.edu.tw/~labcjw/BioPhyChem/EM_property.htm
Wavelength and frequency Figure 6.3 are related inversely ... What does inverse mean? ... low-frequency wave...
www.public.asu.edu/~jpbirk/CHM-113_BLB/Chpt06/tsld007.h... www.public.asu.edu/~jpbirk/CHM-113_BLB/Chpt06/tsld007.htm