| 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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| electromagnetic |
A traveling wave motion resulting from changing electric or magnetic fields. Familiar electromagnetic radiations range from x-rays and gamma rays of short wavwelength, through the ultraviolet, visible, and infrared regions, to radar and radio waves of relatively long wavelength. All electromagnetic radiations travel in a vacuum wth the speed of light.
출처: www.oehs.wayne.edu/health%20phsics/glossaryE.html
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| electromagnetic radiation |
Energy transfer in the form of waves that have both electrical and magnetic properties; occurs even in a vacuum.
출처: www.ametsoc.org/amsedu/WES/glossary.html
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