the science of the violin how does it play??. four strings four strings lower=thicker lower=thicker...
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![Page 1: The Science of the Violin How does it play??. Four Strings Four Strings Lower=Thicker Lower=Thicker Higher=Thinner Higher=Thinner Plucked or Stroked to](https://reader036.vdocuments.net/reader036/viewer/2022062423/56649eb45503460f94bbb76e/html5/thumbnails/1.jpg)
The Science of the ViolinThe Science of the Violin
How does it play??How does it play??
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Four StringsFour StringsLower=ThickerLower=ThickerHigher=ThinnerHigher=Thinner
Plucked or Stroked to vibratePlucked or Stroked to vibrate
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The horse hairs on the bow The horse hairs on the bow run across the violin strings run across the violin strings
to produce sound wavesto produce sound waves
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Playing the ViolinPlaying the Violin
Bow strokes strings or Bow strokes strings or Player plucks=Strings vibratePlayer plucks=Strings vibrate
Sound is created!Sound is created!
But…how????But…how????
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TerminologyTerminology
SoundSound—a wave, vibration of the —a wave, vibration of the airair
PeriodPeriod—shows distance between —shows distance between two crests of a wavetwo crests of a wave
AmplitudeAmplitude—the maximum —the maximum elongation of the waveelongation of the wave
FrequencyFrequency—number of waves —number of waves over a given amount of timeover a given amount of time
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SoundSound
SoundSound—a wave, vibration of the air—a wave, vibration of the air
If this were a bell and it was hit, the sound If this were a bell and it was hit, the sound waves would travel outward in larger waves would travel outward in larger
concentric circlesconcentric circles
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Sound WavesSound Waves
AmplitudeAmplitude—the maximum —the maximum elongation of the waveelongation of the waveAmplitude determines the strength of the Amplitude determines the strength of the
sound producedsound producedGreater Amplitude=Louder SoundGreater Amplitude=Louder SoundAmplitude decreases when distance of Amplitude decreases when distance of
string is greater (less sound=longer string is greater (less sound=longer length vibrating)length vibrating)
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Sound WavesSound WavesPeriodPeriod—the distance between 2 crests —the distance between 2 crests
Period determines the pitch Period determines the pitch
Shorter Period=Higher PitchShorter Period=Higher Pitch
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Sound WavesSound WavesFrequencyFrequency—number of waves over a —number of waves over a
given amount of timegiven amount of timeLowerLower Frequency (Greater Period) Frequency (Greater Period)
HigherHigher Frequency (Shorter Period) Frequency (Shorter Period)
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Frequency Effects on ViolinFrequency Effects on Violin
Altered by: Altered by: lengthlength and and tensiontension of string that is of string that is
vibratingvibratingHigher frequency=Sharper soundHigher frequency=Sharper sound
http://www.pinktentacle.com/2007/12/toyhttp://www.pinktentacle.com/2007/12/toyota-unveils-robot-violinist-video/ota-unveils-robot-violinist-video/
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ReviewReviewIdentify labeled partsIdentify labeled parts
Demonstrate variations on your Demonstrate variations on your instrumentinstrument
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SummationSummation
Amplitude alters loudnessAmplitude alters loudness
Period alters pitchPeriod alters pitch
Frequency alters sharpnessFrequency alters sharpness
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Put It All Together!Put It All Together!
http://www.youtube.com/watch?v=P0phttp://www.youtube.com/watch?v=P0pkigApKEw&feature=relatedkigApKEw&feature=related