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        | the four main properties of sound |  | Definition 
 
        | pitch, dynamics, tone color, and duration |  | 
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        | the relative highness or lowness of a sound |  | 
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        | the loudness or softness of sound |  | 
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        | the sonorous quality of a particular instrument, voice, or combination of instruments or voices |  | 
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        | the length of time that a sound is heard |  | 
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        | a sound that has a definite pitch |  | 
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        | the distance in pitch between any two tones |  | 
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        | the interval between a pair of "duplicating" notes |  | 
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        | a selection of ordered pitches that provides the pitch material for music |  | 
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        | a set of seven pitches represented by all the white notes on the piano, within one octave |  | 
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        | the set of twelve pitches represented by all the white and black notes on the piano, within one octave |  | 
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        | or semitone, smallest interval between any two successive notes of the chromatic scale |  | 
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        | interval equal to two half steps |  | 
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        | a series of single tones that add up to a recognizable whole |  | 
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        | two or more pitches sung together that accompany or support a melody |  | 
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        | tone combination that is stable and restful |  | 
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        | tone combination that is unstable and tense |  | 
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        | the quality of sound that distinguishes one instrument or voice from another |  | 
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        | ordered flow of music through time; the pattern of durations of notes and silences in music |  | 
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        | regular recurrent pulsation that divides music into equal units of time |  | 
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        | emphasis of a note, which may result from its being louder, longer or higher in pitch that the notes near it |  | 
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        | organization of beats into regular groups |  | 
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        | accenting of a note at an unexpected time, as between two beats or on a weak beat |  | 
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        | a device that ticks or flashes a light at any designed musical speed; metronome setting indicates the exact number of beats per minute |  | 
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        | the blend of the various sounds and melodic lines occurring simultaneously in a piece of music |  | 
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        | musical texture in which two or more melodic lines are played or sung simultaneously |  | 
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        | a musical texture involving a single melodic line |  | 
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        | a musical texture that involves only one melody of real interest, combined with chords or other subsidiary sounds |  | 
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        | the manner in which the elements are constructed to comprise a recognizable musical structure |  | 
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        | repeating the same melody over and over |  | 
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        | repeating the melody in slightly different ways |  | 
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        | a totally different melody or series of notes |  | 
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        | the manner in which a composer treats the elements of rhythm, melody, harmony, texture, dynamics, and form within a musical composition |  | 
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