All the sounds in this world, from the sweet lullaby to the magical sound fish, are all the vibrations of the air. That is the conclusions of mechanics, is a purely mechanical conception. SWIMMING And into the ocean poster. Many people stop at that conclusion but others go further in sound research. It seems that the nature of the sound is not so. Francis Bacon asked the same question, saying that the concept of sound is the fluctuation of the air is only “a little awareness” and that it is “one of nature’s most complex problems”.
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