Article View: talk.bizarre
Article #15891Re: One word substance
From: Geoffrey William Buhl
Date: Mon, 25 Jan 1993 21:42
Date: Mon, 25 Jan 1993 21:42
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2985 bytes
In a previous article, rjones@itchy.dsd.es.com (Ray Jones - Perp) says: > >Ublick. > >Or Ooblick. > >I'm not sure of the spelling. I am pretty sure that there aren't many >substances with such a high > > (bizarrity) / (accessibility, ease of creation, cost) > >ratio. > >For the uninitiated: > > Ublick is usually a liquid. It's interesting propoerty is [B> that when you try to change its shape quickly, it resists. In > other words, you can roll a ball of it in your hands, and as > long as you continue to change the axis along which you're > rolling it, it will stay a solid ball. If you stop, you're > left holding a liquid. Or not holding a liquid, really. > > You can play catch with it, if you're coordinated enough. > Catch it with a sort of slap, to harden it, then roll it to > reform it into a ball. Toss it back to whoever. It goes > liquid in midair. > > In a bowl, mix equal parts of water and corn starch by volume. > Continue adding one or the other until the contents reach the > *weird* point. This point can be tested by trying to put your > finger into the bowl. If you move slowly, you'll encounter as > much resistance as you'd expect from water. If you move > quickly, you should get an inch or so into it before your > finger is stopped as if it hit a rock. If you move very > quickly, your finger should bounce off the surface. If it's > too resistant to change, add a little water. If it's too > liquid to allow you to tear off handfuls, add corn starch. > > Cleaning up can be a problem. If you drop a large amount of > it, most of it can be picked up by slapping it and then > scraping it off the ground. Small bits can be left to dry and > vacuumed later. It's not suggested you play with this stuff > over shag carpet. > >Now, what I'd like to know is an explanation of why it acts the way it >does. I'm assuming it's some sort of motion sensitive polymer. Does >anyone know? > >Ray >-- > rjones@dsd.es.com >"If you're not reading tee bee, you're just reading news" - wbiesele > Yes, Iknow exactly how it works. When you try to move it quickly, the water molecules move away from the starch, and the starch molecules are left to for a solid. When the water flow back, disolving the starch again, turning it into what you could call a liquid. It is fun stuff though. Yes, Iknow I used disolved loosly. Geoff
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Path: arc1-ca.pugleaf.net!sparky!uunet!destroyer!gatech!usenet.ins.cwru.edu!cleveland.Freenet.Edu!cs360 From: cs360@cleveland.Freenet.Edu (Geoffrey William Buhl) Newsgroups: talk.bizarre Subject: Re: One word substance Date: 25 Jan 1993 21:42:34 GMT Organization: Case Western Reserve University, Cleveland, OH (USA) Lines: 63 Message-ID: <1k1msaINNk8b@usenet.INS.CWRU.Edu> References: <1993Jan25.210352.6589@dsd.es.com> Reply-To: cs360@cleveland.Freenet.Edu (Geoffrey William Buhl) NNTP-Posting-Host: hela.ins.cwru.edu