Why are there seven notes?

987,178 views

QWERTY

Published on Dec 17, 2015
About :

7 wonders of the world, 7 days of the week, 7 colors of the rainbow. It seems that this magical number 7 follows us everywhere! But what determines the number of notes? Why exactly 7? Is it just a coincidence or a pattern dictated by the laws of physics? Subscribe to our Channel: https://www.youtube.com/user/qwrtru?s... VKontakte: https://vk.com/program42 Facebook: / qwerty-905854752769231 Google+: https://plus.google.com/+QWRTru/about Videos used: Background: • VIDEVO - Musical Notation Background ... String vibrations: • Wave Reflection and Standing Waves 2.mp4

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