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No change in size ,  14:49, September 8, 2010
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→‎The uncertainty principle: Corrected the spelling of "Brownean" to "Brownian".
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* h = [[Planck's Constant]]
 
* h = [[Planck's Constant]]
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This is what causes [[Brownean motion]] of dust particles in the air.  Due to the uncertainty principle, each individual air molecule moves randomly.  At any given time, more molecules are randomly hitting each dust particle on one side than the other; therefore, it randomly floats in one direction.
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This is what causes [[Brownian motion]] of dust particles in the air.  Due to the uncertainty principle, each individual air molecule moves randomly.  At any given time, more molecules are randomly hitting each dust particle on one side than the other; therefore, it randomly floats in one direction.
    
==Interpretations==
 
==Interpretations==
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