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- Newsgroups: sci.physics
- Path: sparky!uunet!gatech!destroyer!cs.ubc.ca!newsserver.sfu.ca!sfu.ca!gay
- From: gay@selkirk.sfu.ca (Ian D. Gay)
- Subject: Re: Christmas problem
- Message-ID: <gay.725145360@sfu.ca>
- Sender: news@sfu.ca
- Organization: Simon Fraser University, Burnaby, B.C., Canada
- References: <8456@charon.cwi.nl> <1992Dec23.184143.2250@wdl.loral.com> <1992Dec23.204106.25589@sfu.ca>
- Date: Wed, 23 Dec 1992 21:16:00 GMT
- Lines: 24
-
- palmer@sfu.ca (Leigh Palmer) writes:
-
- >>2. An astronout takes a bottle filled half with whine with him
- >> in space. What does he see when he looks to the bottle in
- >> space?
-
- >I don't know what a half-filled bottle of wine would look like in space,
- >but if one drops a bottle it looks "sloshed" while in free fall. It's my
- >guess that "sloshed" is as good an answer as you will get. If the bottle
- >were to remain absolutely unperturbed the minimum energy condition would
- >be determined by surface tension, and the minimum surface condition
- >corresponds pretty much to the shape the liquid takes in a more mundane
- >environment. That is, ultimately an undisturbed half-full bottle of wine
- >would have the wine at one end or the other and a flat air-wine interface.
-
- No, it's more complicated than that, because you need to consider the
- liquid-glass interfacial tension also. Conceivably the equilibrium
- configuration is a layer all over the inside of the bottle, with a
- hole in the middle.
-
-
- >MX&aHNY,
-
- >Leigh
-