From: John Cuccia 

On Sun, 09 Oct 2005 11:08:21 -0700, Ellen K.
 wrote:

>What makes humans float or not?

Same thing as a boat, displacemed weight of water.  Fat people float better
than thin people.

>I have always wondered why if a human
>floats by simply doing nothing, how it is that a person can drown.

Panic, fatigue, hypothermia, other things no doubt.

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