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13 Cards in this Set

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