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McGraw Hill Science Module Communication, Unit 2 ...
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How loud a sound is.
volume
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A sound ____ moves through materials.
wave
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I felt the string _____ when I played the guitar
vibrate
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How high or low a sound is.
pitch
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A movement up and down or back and forth.
wave
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When he sang with the choir, his ____ was high
pitch
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to move back and forth
vibrate
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They turned the ____ up, when their favorite song came on.
volume
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