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Chapter 21: Musical Sounds
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Judith S. de Nuño
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Chapter Objectives:

  • Describe the characteristics of musical tones in terms of pitch. loudness, and quality.
  • Differentiate between graphical representations of music and noise
  • Differentiate between sound intensity and loudness.
  • Describe what determines the musical quality of a note.
  • Identify the three principle classes of musical instruments.
  • Discuss Fourier's discoveries abaout complex periodic wave patterns.

Chapter Terms:

  • pitch
  • intensity
  • loudness
  • quality
  • partial tone
  • fundamental frequency
  • harmonic
  • Fourier analysis

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Chapter Outline Framework:

  • Pitch
  • Soiund Intensity and Loudness
  • Quality
  • Musical Instruments
  • Fourier Analysis
  • Compact Discs

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Animated Graphics Courtesy of
Jo's World