Posted by SLS on September 3, 2014, at 10:54:03
In reply to Re: osmosis question, posted by alexandra_k on September 2, 2014, at 23:04:17
> or maybe it won't do that. maybe the water level won't be the same in both compartments. i just... that seems very surprising to me. i mean... lakes aren't like that... with nets half way to keep the fishies on one side... i can't see the water level changing in only half if all the swimmers must stay over one side...
>
> that just seems bizarre...Wouldn't the pressure applied across the membrane depend upon the surface areas of the openings in the tube and the weight of the water rather than the height of the displaced water? The height of the water column containing the rock should be higher.
That's the best that I can come up with. Too much for me.
- ScottSome see things as they are and ask why.
I dream of things that never were and ask why not.- George Bernard Shaw
poster:SLS
thread:1070688
URL: http://www.dr-bob.org/babble/social/20140828/msgs/1070707.html