Dictionary » S » Stopper

Stopper

stopper

1. One who stops, closes, shuts, or hinders; that which stops or obstructs; that which closes or fills a vent or hole in a vessel.

2. A short piece of rope having a knot at one or both ends, with a lanyard under the knot, used to secure something.

3. (Science: botany) A name to several trees of the genus Eugenia, found in Florida and the west Indies; as, the red stopper. See Eugenia. Ring stopper, a large ringbolt in a ship's deck, to which the deck stoppers are hooked.


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Breeding Oscinella frit/frit fly.

... frit flies? I have collected a dozen or so animals from the compost bin and they are milling about in a sterilized milk bottle with a cotton stopper. They have a small piece of banana and some wet cotton wool in there with them. Is this an appropriate diet for them? I think it may not be ...

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by ColouredStuff
Mon Jun 21, 2010 1:52 pm
 
Forum: Zoology Discussion
Topic: Breeding Oscinella frit/frit fly.
Replies: 0
Views: 1685

Re: Why The Religious Minded Rule Science With Science

... our needs where there are no limits at all in science. The lectures on where science cannot go, is what needs to go because it is another science-stopper. Be more class time spent teaching how things work by skipping the boring class lecture and discussion on a philosophy based political statement ...

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by GaryGaulin
Tue Aug 11, 2009 1:44 pm
 
Forum: Evolution
Topic: Why The Religious Minded Rule Science With Science
Replies: 20
Views: 53057

Re: Why The Religious Minded Rule Science With Science

... rule their science classroom, with science. Unprepared teachers should have a hard time keeping up with them. All in all there is no "science-stopper" in religion that I know of. Sometimes it advances science. The religious minded might even soon show where the stoppers really were. Which ...

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by GaryGaulin
Tue Aug 11, 2009 8:21 am
 
Forum: Evolution
Topic: Why The Religious Minded Rule Science With Science
Replies: 20
Views: 53057

DUMAS METHOD OF DETERMINING MOLAR MASS OF A VOLATILE LIQUID

... liquid in your condensation. This could be, as you suggested, because the condensation is incomplete. It could also be due to problems with your stopper (tinfoil). If the hole you poked is too big, air currents passing by could disturb the contents of the flask. Also, make sure you take the flask ...

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by AstusAleator
Tue Oct 21, 2008 6:01 pm
 
Forum: General Discussion
Topic: DUMAS METHOD OF DETERMINING MOLAR MASS OF A VOLATILE LIQUID
Replies: 11
Views: 25964

Modelling Pasteur's Fermentation Experiment

... gaps. You put yeast and a substrate (don't know what) into a test tube and heat (in a water bath). Thermometer used when heating. There is a cork stopper on test tube and vasoline to secure and avoid leakage of CO2. Observations to be taken afterwards. What I don't know is how this is modelling ...

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by djet
Tue Jun 17, 2008 4:45 am
 
Forum: Microbiology
Topic: Modelling Pasteur's Fermentation Experiment
Replies: 2
Views: 4335


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