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16 Cards in this Set
- Front
- Back
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diffraction
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the spreading out of waves
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how do you find the speed of a wave?
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wavelenthxfrequency
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what is a wave train?
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two or more waves
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how do you find frequency?
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# of waves that pass a point in a given amount of time
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what type of wave requires matter to transfer energy?
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mechanical
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what is a wave?
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a rhythmic disturbance that carries energy
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what is refraction?
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the bending of a wave as it enters a new medium
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what is reflection?
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the bouncing of a wave after it strikes a barrier
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what are fiber optics?
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cables that make use of total refleacftion to keep a beam of light trapped inside the cable, even around bends.
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what is the rarefaction?
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another word for the stretched part of a compressional wave
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when a wave hits a new medium and changes direction, it is called...
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refraction
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when two waves meet and overlep it is called...
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interference
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an echo is an example of a sound wave...
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reflection
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the bending of waves around a barrier is called..
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diffraction
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for a transverse wave, the distance from the top of one crest to the top of the next crest is its..
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wavelength
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a longer wavelength results in a smaller..
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frequency
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