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34 Cards in this Set
- Front
- Back
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amplitude
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the maximum distance the medium vibrates from the rest position
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antinode
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points of maximum amplitude on a standing wave...
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compression
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an area where teh coils are close together
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constructive interference
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interference in which waves combine to form a wave with a larger amplitude than any individual wave's amplitude...
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crest
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a high point on a transverse wave
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decibel
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the loudness of different sounds is complared using this unit
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density
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destructive interference
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Intererence in which two waves combine to form a wave with a smaller amplitude than either original wave
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diffraction
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When a wave moves around a barrier or through an opening in a barrier, it bends and spreads out
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doppler effect
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The change in frequency of a wave as it's source moves in relation to an observer
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energy
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the ability to do work
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floats
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if it moves or rests on the surface of a liquid without sinking
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frequency
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the number of waves taht pass a given point in a certain amount of time
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hertz
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frequency is measured in these units
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intensity
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The amount of energy a sound wave carries per second through a unil ...
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interaction
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the combined action or effect that things have on each other
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interference
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the interactice between waves that meet
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longitudinal wave
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vibrates the medium in the same direction in which the wave travels
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loudness
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describes your awareness of the energy of a sound
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mechanical wave
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Waves that require a medium to travel
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medium
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material through which a wave travels
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node
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destructive intereference produces poins with zero smplitude...
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pitch
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properties
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characterist qualities or features
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rarefaction
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an area where the coils are seperated
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reflection
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When a wave hits a surface, any part of the wave that cannot pass through the surface bounces back
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refraction
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the bending of waves due to a change in speed
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resonance
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an increase in the amplitude of a vibration that occurs when external vibrations match an object's natural fequency.
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standing wave
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a wave that appears to stand in one place, even though it is two waves interfering as they pass through each other
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transverse wave
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a wave that vibrates teh medium at right angles, or perpendicular, to the direction in which the wave travels
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trough
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a low point
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vibration
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a repeated back and forth or up and down motion
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wave
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a disturbance involving the transfer of energy from place to place
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wavelength
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the distance between two corresponding parts of a wave
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