Sounds are waves transmitted by air. Waves can reinforce or cancel each other, but cancelling can only go so far (to zero), so what is left is the sound resulting from the reinforced waves.

Open Thread, July 16-31, 2012

by OpenThreadGuy 1 min read16th Jul 2012142 comments

3


If it's worth saying, but not worth its own post, even in Discussion, it goes here.