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====== Q9.1 Sound - Frequency & pitch of musical instruments: ======
{{ youtube>JVEp9rwogf4?640x360 |The physics of music}}

**Video 1. The physics of musical instruments**
  * IF UNABLE TO ACCESS YOUTUBE VIDEO (requires Flash) TRY:[[http://viewpure.com/JVEp9rwogf4|The physics of music]]

++++ Q9.1 CLICK HERE TO SEE / HIDE STUDENT FLIP RESOURCES:|
CONCEPT: Sound, pitch: variations for musical instruments.

Why do musical instruments make different sounds (example: why does a guitar sound different to a drum)?

A musical pitch is a blend of many different frequencies beside the fundamental. Here's a visualization of the different vibrational modes of an ideal string. The string's movements are the sum of all these different modes simultaneously.

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++++ Q9.1 CLICK HERE FOR A SCIENTIFIC EXPLANATION:|
CONCEPT: Sound, pitch: variations for musical instruments.

UNSW Explanation for common instruments + hearing test
  * http://newt.phys.unsw.edu.au/music/
  * http://www.quora.com/Why-do-musical-notes-sound-different-on-different-instruments
  * http://meandering-through-mathematics.blogspot.com.au/2013/09/why-do-different-musical-instruments.html

Physics of musical instruments: 
  * http://www.physicsclassroom.com/class/sound
  * http://www.physicsclassroom.com/class/sound/Lesson-5/Guitar-Strings 

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