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17 Cards in this Set
- Front
- Back
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photon |
A bundle of energy that is released when an atom loses some energy. |
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frequency |
The number of waves that pass a point in a given amount of time.
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amplitude
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The distance between a waves midpoint and its crest or trough. |
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transverse wave |
A wave in which the crests and troughs move at right angles to the direction of the waves. |
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convex mirror |
A mirror whose center section curves toward an object. |
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concave mirror |
A mirror whose center section curves away from an object. |
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refraction |
The bending of a light wave as it moves from one material to another. |
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focal point |
The point at which light rays meet when reflected or refracted. |
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laser light |
light of a single wavelength in which all the waves line up. |
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opaque |
Does not allow light to pass through. |
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transparent
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Allows light to pass through. |
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compressional wave |
Wave in which matter vibrates in the same direction as the energy waves traveling through it. |
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intensity |
A measure of the amount of energy in a wave. |
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sonar |
A device which uses sound waves to measure distance. |
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music |
A pleasant sound with regular wave patterns. |
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noise |
Sound with no regular wave patterns. |
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octave |
A musical sequence in which the top note has twice the frequency of the bottom note. |
