studyguide_ch3

studyguide_ch3 - change as you make them longer, tighten...

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PROFESSOR'S STUDY GUIDE: Musical Acoustics, by Donald E. Hall, 3rd edition, (Brooks/Cole, 2002). Phys 1240 (Prof. Holland, Sp08) CHAPTER 3: Here's what I would say if I was just being superficial/using the textbook: Sources of sound, instruments (percussion/wind/string) Here's what I would have said if trying to be more specific: Define, distinguish, and characterize (at basic level) percussion, string, and wind instruments. Relate source size to pitch Define an octave Here's what I say when trying to be specific, operational, AND student- centered. Predict how the sound of various instruments (esp string and wind) will
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Unformatted text preview: change as you make them longer, tighten the strings, pluck or blow harder. .. Explain how you could change the pitch of an instrument by precisely an octave. Explain what's so special to humans (and music) about an octave. Explain why some percussion instruments tend not to have well defined pitch, but do have a sort of "rough pitch". Predict how that pitch depends on the size of the instrument, and what else might matter besides size? Design a drum whose pitch you can change. Explain why electric guitars are so quiet if they're not plugged in....
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