Flashcard Set Preview
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| 1 |
a phenomenon with many bizarre and unique properties
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Light
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some aspects of light can be best understood if it is thought as of being composed on infinitesimally...
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photons
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speed of light (c)
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300,000 km/s
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the ultimate speed limit for everything in the universe
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speed of light (c)
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do not have mass
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photons
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have energy
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photons
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particle-wave duality
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light
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bending of light as it passes through a narrow gap
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diffraction
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amount is proportional to wavelength/gap size
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diffraction
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light doesn't travel in
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a medium
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the distance between 2 successive troughs/crests of the wave
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wavelength (lambda)
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height of the crest
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amplitude
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the number of wave crests which pass a given point in 1 second
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frequency (v)
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have an inverse relationship
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wavelength and frequency
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long wavelength =
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small frequency
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