Air pockets in water reflect more light than still water. Thus why ice /snow etc appears white.
snowfun wrote:with the white water thing, just remembered that when out in atlantic on dads boat years ago, no light but white water from boat was phosphoresent...or however you spell it. is that a trick but it kind of glowed, think remember him saying its going through certain algae rich water creates effect like you get with glow worms.. am i dreaming or was this right ?
purpleandy wrote: sound is just microscopic variations in air pressure - it makes no difference as to whether there;s an audience......
stephh wrote:Dunno - ask Van Morrison he does that "the sound of one hand clapping" song
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