It makes the same vibrations whether or not someone is around. Whether that should be considered “sound” or not, depends on the ear of the hearer.
July 15, 2017
October 20, 2017
November 28, 2017
November 29, 2017
It makes the same vibrations whether or not someone is around. Whether that should be considered “sound” or not, depends on the ear of the hearer.