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2) The flame is allowed to burn because underneath it, the (unburned) air is *rising* to fill the gap that the (burned) air left. ... 2) In this case, the huge flame noted with the candle example cannot exist - unused, oxygen rich air needs a route to the burning material and it cannot obtain this route with a flame as...
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everything2.com/title/What+does+a+candle%2527s+flame+lo...
everything2.com/title/What+does+a+candle%2527s+flame+look+like+when+it+burns+in+space%253F
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A flame will burn hotter and faster in pure oxygen than in air, because the flame's heat is not carried away by unreactive nitrogen molecules. If you look at a candle flame, you will see that near the wick, the flame is nearly invisible, and that a yellow luminous zone surrounds this.
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www.newton.dep.anl.gov/askasci/chem99/chem99454.htm
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It is on account of gravity that a flame burns upwards: the entire phenomenon being referred to as combustion. For example if an oil lamp is lighted, the oil which will rise by way of the wick due to a capillary action will vaporize at the...
http://www.blurtit.com/q268184.html
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This flame then provides sufficient heat to keep the candle burning via a self-sustaining chain of events: the heat of the flame melts the top of the mass of solid fuel, the liquified fuel then moves upward through the wick via capillary action, and the liquified fuel is then vaporized to burn within the candle's flame.
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www.roseindia.net/articles/know-much-more.page
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The exact temperature of a candle flames depends on the material being consumed (burned). First, it is important to understand that a candle does NOT burn the wick (the string). It is the wax that acts as the fuel for the candle flame.
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www.madsci.org/posts/archives/may98/895030315.Ch.r.html
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On earth, as we all have seen and experienced, when you light a flame, such as a candle or a match, the flame points ... Flames burn upwards on Earth. This is due to the changing density of the Earth's atmosphere. Flames are essentially hot gases, and hot things rise because they are less dense than their surroundings.
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www.physlink.com/Education/AskExperts/ae673.cfm
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First a warning. We will be using the candle flame to burn the toothpicks. Be sure you have an ... Quickly put the burnt toothpick into the bowl of water. Try the same thing in the flame just at the top of the wick. Did it catch fire quicker? Yes. OK, now lets move upwards to the top of the dark area inside the flame.
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nicholasacademy.com/scienceexperiment314hottestflame.ht...
nicholasacademy.com/scienceexperiment314hottestflame.html
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and add a little bit of large scale noise and voila! a candle flame, ... The reaction zone continues upwards around the yellow zone of the flame. ... The clear section at the base of the flame consists entirely of vaporised wax. Above the vaporised wax, some oxygen is present and the wax starts to react with the oxygen and burn.
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www.sfdm.scad.edu/faculty/mkesson/vsfx755/wip/best/spri...
www.sfdm.scad.edu/faculty/mkesson/vsfx755/wip/best/spring2004/scott_dean/301/fire/flame.html
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Sep 4, 2008 ... Answers - How does a candle's flame burns upright even when the candle is kept ... The flame burns "up" because it is really the hot gasses that are burning ...
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in.answers.yahoo.com/question/index?qid=20080906074646A...
in.answers.yahoo.com/question/index?qid=20080906074646AAKKFzP
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