Acoustics: Sound Creation & Propagation: Difference between revisions

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== Objectives ==
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* Students will be familiar with the nature of sound: how it is created and how it propagates through a medium.


== Resources ==
==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.


== Class Activities ==
==Resources==
* Discussion and definition of the physical properties of sound and how it is created


== Assignments ==
====Readings====


*''Music Tech Musician:''
**[http://musictechmusician.weebly.com/lesson-2.html Lesson 2: Physics of Sound]
*Elsea, ''USCS Electronic Music Studios Technical Essays:''
**[http://artsites.ucsc.edu/EMS/Music/tech_background/TE-01/teces_01.html ''Sound.'']
*''NDT Resource Center:'' [https://www.nde-ed.org/EducationResources/HighSchool/Sound/hs_sound_index.htm "Sound"]
*''Physclips:'' [https://www.animations.physics.unsw.edu.au/jw/sound-pitch-loudness-timbre.htm "Pitch Loudness and Timbre."]


== Assessments ==
===='''Listening or Videos'''====
* Comprehension questions


== Notes ==
*''Physclips:'' [https://www.animations.physics.unsw.edu.au/waves-sound/sound/index.html ''Sound.'']
*''Project Studio Handbook:''
**[http://www.projectstudiohandbook.com/videos/playlists/sound-wave-theory/waveform-diagrams/waveform-diagrams-video.html Waveform Diagrams.]
**[http://www.projectstudiohandbook.com/videos/playlists/sound-wave-theory/amplitude-and-frequency-examples/amplitude-and-frequency-examples-video.html Waveform Diagram Frequency and Amplitude.]


*[https://www.youtube.com/playlist?list=PLpM0dGwm-tSOGM6AB3IMyAFsfqbpRlLlE Sample Youtube playlist for listening to various musical components/parameters]
===='''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: compare and contrast
*Discussion of vibration, frequency, and tension using strings demonstration
==Assignments==
====Files:====
*Acoustics and Hearing Worksheet
==Notes==
{{AcousticsNavbox}}
{{FundamentalsSoundMusicNavbox}}
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[[Category:Fundamentals of Sound & Music]]
[[Category:Fundamentals of Sound & Music]]
[[Category:Theory 1]]
[[Category:Acoustics]]

Latest revision as of 18:07, 17 August 2020

This lesson is part of the Fundamentals of Sound & Music module.

Objectives[edit]

  • 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.

Resources[edit]

Readings[edit]

Listening or Videos[edit]

Tools[edit]

Class Activities[edit]

  • 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: compare and contrast
  • Discussion of vibration, frequency, and tension using strings demonstration

Assignments[edit]

Files:[edit]

  • Acoustics and Hearing Worksheet

Notes[edit]