| electromagnetic spectrum |
the full set of waves that can travel through space; includes not only visible light but shorter waves, such as X -rays, and longer waves, such as radio waves
출처: www.riverdeep.net/current/2002/01/010702_light_tg....
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| electromagnetic wave |
a wave that is both electric and magnetic in nature and that can travel through a vacuum, eg, light waves, radio waves, microwaves
출처: www.riverdeep.net/current/2002/01/010702_light_tg....
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| electromagnetic radiation |
Another term for light, electromagnetic radiation transfers energy and information from one place to another, even through the vacuum of empty space.
출처: astronomy.nju.edu.cn/astron/AT3/GLOSS_E.HTM
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| electromagnetic spectrum |
The complete range of electromagnetic radiation, from radio waves to gamma rays, including the visible spectrum. All types of electromagnetic radiation are basically the same phenomenon, differing only by wavelength, and all move at the speed of light.
출처: astronomy.nju.edu.cn/astron/AT3/GLOSS_E.HTM
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| electromagnetism |
The union of electricity and magnetism, which do not exist as independent quantities, but are in reality two aspects of a single physical phenomenon.
출처: astronomy.nju.edu.cn/astron/AT3/GLOSS_E.HTM
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