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Re: [PSUBS-MAILIST] Re: Welcome to the Personal_Submersibles_Disc ussion




Unless the container with the bubble in it is accelerating at 32.2 ft/s^2
the bubble would be subject to its surroundings just like any other bubble.
But even in a zero gravity environment the charges on the molecules would
cause fluid to be attracted to 'like' matter, forming a fliud body that is
homogenous. Thus the bubble would still be forced out of the fluid. Air and
water are both a fluid, but not homogenous.
Just  a guess. Any other ideas?
Adam

> In a message dated 1/28/2003 1:17:56 PM Eastern Standard Time,
caribsub@coqui.net writes:
>
> > Actually , i have a question for those interested in physics under the
water
> > and mind games.
> > he he lets see who guess it right here, Jeffrey you are welcome........
> > what would be the shape of an air bubble in the water without the
> > hydrodynamic effect (which deforms the bubble because of water flow)
> > imagine an air bubble trapped in a container of water, itself going to
the
> > surface at the speed ascent of an  air bubble. so the only forces
exerted on
> > the bubble are the water pressure.   water around the bubble is moving
with
> > the bubble, so there is no flow around the bubble, the
> > container takes the
> > hydrodynamic forces.
> > Herve