Wed Jun 23, 2010, 03:09pm
|
|
Stop staring at me swan.
|
|
Join Date: Jun 2006
Location: Minnesota
Posts: 2,974
|
|
Quote:
Originally Posted by mbcrowder
Technically untrue, but the point is the same. If you hear it, it exists somewhere.
(At "the point of impact", or more correctly at the point where the discharge originates, the light and sound occur simultaneously. As you increase distance from this point, the difference between light and sound becomes more apparent, as the speed of light is way faster than the speed of sound, and much of the sound is echo, not initial, sound.)
|
Interesting. Thanks
__________________
It's like Deja Vu all over again
|