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13 Cards in this Set
- Front
- Back
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Vibrations
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to move back and forth rapidly
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Amplification
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the act of increasing voltage or power
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Energy
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power or the ability to do work
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Frequency
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The speed at which something vibrates.
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Medium
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the material that waves can travel through (solid, liquid, gas)
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Pitch
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how high or low a sound is
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Decibel
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The unit of measuring the loudness of sounds.
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Hertz
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How the frequency of a wave is measured.
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Tension
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The action of stretching something tight.
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Opaque
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material that lets no light pass through
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Transparent
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Clear enough to be seen through.
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Translucent
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Materials that reflect some light and let the rest pass through such as wax paper.
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Angle of Reflection
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the angle that light rays bounce off a smooth surface.
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