you have got to be kidding right that is like third grade stuff try oxygen heat and fuel
2006-06-25 15:50:34
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answer #1
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answered by ja man 5
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Fire is not a state of matter: rather, it is an exothermic chemical reaction accompanied by intense heat released during a rapid oxidation of combustible material.
Fire may be visible as the brilliant glow and flames and may produce smoke.Fires start when a flammable or combustible material with adequate supply of oxygen or other oxidizer is subjected to enough heat. The common fire-causing sources of heat include a spark, another fire (such as an explosion, a fire in the oven or fireplace, or a lit match, lighter or cigarette) and sources of intense thermal radiation (such as sunlight, a flue, an incandescent light bulb or a radiant heater). Mechanical and electrical machinery may cause fire when combustible materials used on or located near the equipment are exposed to intense heat from Joule heating, friction or exhaust gas. Fires can sustain themselves by the further release of heat energy in
the process of combustion and may propagate, provided there is continuous supply of oxygen and fuel. Fires may become uncontrolled and cause great damage to and destruction of human life, animals, plants and property.
Fire is extinguished when any of the elements of so-called fire triangle—heat, oxygen or fuel—is removed. The unburnable solid remains of fire are called ash.
Flames can conduct electricity, as a small portion of any fire is ionized. This has been demonstrated in the laboratory and also in large wildfires that occur in the vicinity of power lines. This ability to conduct electricity is due to its partially plasmaic nature.
2006-06-26 04:20:33
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answer #2
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answered by Anonymous
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"Fire is the rapid combination of oxygen with fuel in the presence of heat, typically characterized by flame, a body of incandescent gas that contains and sustains the reaction and emits light and heat
Fire needs three things to start and burn:
Oxygen - That's why fires don't usually start under water or in the vacuum of outer space.
Heat - The heat could come from sunlight, a spark, friction, or another fire (like a match).
Fuel - There has to be something to burn - paper, wood, gas, grease, or many other things.
Removing any one of these three things will cause the fire to go out.
2006-06-25 22:53:08
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answer #3
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answered by Anonymous
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Fire is not a state of matter: rather, it is an exothermic chemical reaction accompanied by intense heat released during a rapid oxidation of combustible material. Fire may be visible as the brilliant glow and flames and may produce smoke.
2006-06-25 22:50:24
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answer #4
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answered by viruman 1
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Technically, fire isn't made up of anything, but is rather the result of a chemical combustion of various objects (Whether it be the result of an electric charge with gasoline or heat and a conductive material).
2006-06-25 22:51:08
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answer #5
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answered by Enzo Aquarius 1
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fire is a chemical reaction between the things that are burning. oxygen is a primary component in the burning process. Fire is merely what is produced when a material that doesn't melt gets extremely hot.
2006-06-25 22:52:57
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answer #6
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answered by Ath 2
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Fire, just like electricity, is made up of a substance called plasma. It is its own form of matter. It cannot be categorized as a solid, liquid, or a gas.
2006-06-25 22:52:02
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answer #7
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answered by cyberiiansgirl 2
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Fire, or flame, is primarily an extremely hot gas, even hot enough to give off light.
It is mainly composed of oxygen, carbon dioxide, nitrogen, and water vapor.
2006-06-25 22:51:55
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answer #8
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answered by Edward K 2
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fire is nothing but a region whr combustion takes place.it is a place whr gases react wid each other at a high temperature releasing energy in form of heat.the temperature at which gases react defines the color of the flame.so we can say tht fire is a region of very high concentration of energy in form of heat.it is just a transition of energy from one form to another
2006-06-26 00:42:54
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answer #9
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answered by ankit g 1
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fire is practically pure energy given off as heat and light. but since the reaction is happening so quickly, you get a flame.
2006-06-26 01:20:08
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answer #10
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answered by mozartrox811 2
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Heat + O2 + Fuel = Fire.
2006-06-25 22:50:11
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answer #11
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answered by Anonymous
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