Sound is a mechanical wave, in simple terms, pressure displacing and vibrating molecules in a medium like air or water (which is perceived as audible sound). The other type of wave is an electromagnetic wave, which doesn’t need a medium.

Factoids tagged with "Sound"

Sound Always Travels Slower than Light Myth

Sound usually travels slower than light, but not always. Under normal conditions, light moves roughly a million times faster than sound, but under the right conditions sound can travel faster than light.

Brian Eno Invented Ambient Music Myth

Brian Eno didn’t invent ambient music, but he did coin the term and popularize the genre drawing from underground experimental music and the work of Erik Satie.

432 Hz is Better than 440 Hz Myth

It’s theorized that using a starting pitch of A=432 Hz and a “just intonation” tuning method (scientific tuning) is more natural and mathematically symmetric than using A=440 Hz and “equal temperament” tuning (concert tuning).

Blog Posts tagged with "Sound"