Acoustics: Sound Creation & Propagation: Difference between revisions
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== Objectives == | ==Objectives== | ||
*Student will understand the basic nature of sound as vibration and how it propagates through a medium. | |||
*Student will understand the concepts of frequency/amplitude and how they relate to pitch, loudness, and the media through which sounds travel. | |||
*Student will be able to describe sound based on a visual representation on a spectrogram, time-frequency graph, or oscilloscope trace. | |||
*Student will identify the basic components of musical sound: pitch (melody vs. harmony), texture, rhythm/meter (duration), timbre. | |||
==Resources== | |||
== | ==== Readings: ==== | ||
* [http://musictechmusician.weebly.com/lesson-2.html Music Tech Musician: Lesson 2 on Physics of Sound] | |||
* [http://artsites.ucsc.edu/EMS/Music/tech_background/TE-01/teces_01.html UCSC Electronic Music Studios: Sound] | |||
* [https://www.nde-ed.org/EducationResources/HighSchool/Sound/hs_sound_index.htm NDT Resource Center: Sound] <br /> | |||
'''Listening or Videos:''' | |||
= | * [https://www.youtube.com/playlist?list=PLpM0dGwm-tSOGM6AB3IMyAFsfqbpRlLlE Sample Youtube playlist for listening to various musical components/parameters] <br /> | ||
'''Tools:''' | |||
* [https://musiclab.chromeexperiments.com/Spectrogram/ Chrome Music Lab: Spectrogram] | |||
* [https://musiclab.chromeexperiments.com/Sound-Waves/ Chrome Music Lab: Sound Waves] | |||
* [https://academo.org/demos/virtual-oscilloscope/ Academo Virtual Oscilloscope] | |||
* [https://www.szynalski.com/tone-generator/ Szynalski Online Tone Generator] | |||
* (Software) [https://www.audacityteam.org Audacity] | |||
==Class Activities== | |||
*Discussion and definition of the physical properties of sound and how it is created | |||
*Play sine waves at different frequencies, discuss frequency, pitch, period, amplitude (show on spectrograms/oscilloscopes) | |||
*Play different sounds/instruments on spectrogram, oscilloscope, and time/frequency graph | |||
*Discussion of vibration, frequency, and tension using strings demonstration | |||
==Assignments== | |||
==Assessments== | |||
*Reading comprehension questions | |||
==Notes== | |||
[[Category:Fundamentals of Sound & Music]] | [[Category:Fundamentals of Sound & Music]] | ||
Revision as of 22:32, 14 July 2020
| This lesson is part of the Fundamentals of Sound & Music module. |
Objectives
- Student will understand the basic nature of sound as vibration and how it propagates through a medium.
- Student will understand the concepts of frequency/amplitude and how they relate to pitch, loudness, and the media through which sounds travel.
- Student will be able to describe sound based on a visual representation on a spectrogram, time-frequency graph, or oscilloscope trace.
- Student will identify the basic components of musical sound: pitch (melody vs. harmony), texture, rhythm/meter (duration), timbre.
Resources
Readings:
- Music Tech Musician: Lesson 2 on Physics of Sound
- UCSC Electronic Music Studios: Sound
- NDT Resource Center: Sound
Listening or Videos:
Tools:
- Chrome Music Lab: Spectrogram
- Chrome Music Lab: Sound Waves
- Academo Virtual Oscilloscope
- Szynalski Online Tone Generator
- (Software) Audacity
Class Activities
- Discussion and definition of the physical properties of sound and how it is created
- Play sine waves at different frequencies, discuss frequency, pitch, period, amplitude (show on spectrograms/oscilloscopes)
- Play different sounds/instruments on spectrogram, oscilloscope, and time/frequency graph
- Discussion of vibration, frequency, and tension using strings demonstration
Assignments
Assessments
- Reading comprehension questions