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13 Cards in this Set
- Front
- Back
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absorption spectrum
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a spectrum showing dark lines at some narrow color regions
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atmospheric window
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a wave length band in which our atmosphere absorbs little radiation
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continuous spectrum
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a spectrum with neither dark absorption nor bright emission lines
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Doppler Effect
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apparent shift in wave length as an object is moving towards or away from us
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electromagnetic spectrum
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the assemblage of all wavelengths of electromagnetic radiation
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emission spectrum
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a spectrum consisting of bright lines at certain wavelengths separated by dark regions in which there is no light
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infrared
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wavelength of electromagnetic radiation longer than visible light but shorter than radio waves
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photon
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a particle of visible light or other electromagnetic radiation
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ultra violet
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a portion of the electromagnetic spectrum with wavelengths shorter than that of visible light but longer than that of x-rays.
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visible spectrum
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the part of the electromagnetic spectrum that we can see with our eyes
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wavelength
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the distance between wavecrests
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wave - particle duality
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the theory that electromagnetic radiation may be treated as either a particle or electromagnetic wave.
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white light
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visible light exhibition no color of its own but composed of a mix of all colors
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