Dew - Wikipedia, the free encyclopedia
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Dew is water in the form of droplets that appears on thin, exposed objects in the morning or evening. As the exposed surface cools by radiating its heat, atmospheric moisture condenses at a rate grea...
en.wikipedia.org/wiki/Dew
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Dew forms when a surface cools (through loss of infrared radiation) to a temperature which is colder than the dewpoint of the air next to the surface. Dew is made of liquid water that has condensed from some of the water vapor contained in ...
http://www.weatherquestions.com/How_does_dew_form.htm
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Well, special as it looks, dew needs special conditions to form as well. When a warm and clear day is followed by a cool evening and night, which is clear (cloudless), dew is formed. On a clear day, water evaporates from the warm ground int...
http://www.pitara.com/discover/5wh/online.asp?story=9
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condensation Answer The surface of the leaves cools below the dewpoint of the air. Note that some "dew" on leaves is actually guttation, or exudation of water from the leaves themselves.
http://wiki.answers.com/Q/How_is_dew_formed
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When air cools, it cannot hold as much moisture, and therefore gets rid of it, as cloud, fog, rain, or dew. During the day, as the earth heats the atmosphere, the atmosphere absorbs moisture. At night, the earth cools, as do many things.
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www.madsci.org/posts/archives/jul2000/962721935.Ph.r.ht...
www.madsci.org/posts/archives/jul2000/962721935.Ph.r.html
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What is the relationship between temperature of the air and the item that the dew forms on and the relative humidity for dew to form? I am trying to learn how dew is formed so that I may predict when dew will form on my dad's car.
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www.madsci.org/posts/archives/jul2000/962721935.Ph.q.ht...
www.madsci.org/posts/archives/jul2000/962721935.Ph.q.html
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Project description; For this project the student attempts to measure the amount of dew formed on a surface. Conditions for dew formation and the amount of dew will be studied and analyzed for a conclusion.
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www.scienceproject.com/projects/intro/intermediate/IM00...
www.scienceproject.com/projects/intro/intermediate/IM005.asp
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Photochemical formation rates and sources of the hydroxyl (OH) radical were determined in dew water formed on the surface of Japanese red pine (Pinus densiflora) needles of declining (NO_2 polluted area) and healthy pine stands at Mt. Gokurakuji located west of Hiroshima city in western Japan.
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www.ingentaconnect.com/content/klu/wate/2001/00000130/F...
www.ingentaconnect.com/content/klu/wate/2001/00000130/F0040001/00356639;jsessionid=1og3mkjdn0bt8.alice?format=print
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Observing fog, dew, frost and mist may seem unimportant for some people. However, knowledge of these weather phenomenon can be useful and for some people crucial. For each to form, there must be the appropriate conditions to achieve condensation, (and sometimes sublimation in the case of frost).
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australiasevereweather.com/techniques/simple/fogdew.htm
australiasevereweather.com/techniques/simple/fogdew.htm
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