Dictionary » H » Humidity



Moisture; dampness; a moderate degree of wetness, which is perceptible to the eye or touch; used especially of the atmosphere, or of anything which has absorbed moisture from the atmosphere, as clothing.

in hygrometrical reports (as of the united states signal Service) complete saturation of the air is designated by humidity 100, and its partial saturation by smaller numbers.

Origin: cf. F. Humidite.

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biology urgent need help?

... number of insect in a dark side and the number in a bright side of the chamber.” Which one could be the three confounding variables? A - Varying humidity across the chamber B - The orientation of the chamber C - The age of the insects D - The non-reflective material from which the chamber is ...

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by zak
Sun Dec 15, 2013 12:19 pm
Forum: General Discussion
Topic: biology urgent need help?
Replies: 1
Views: 598

A Potential Plan To Save Endangered Species

... to every part of the world. It's a fact that we have similar types of climate on several continents. Sure, there are some differences in terrain, humidity etc., but they are, generally speaking, not too major. For example, tropical climate in Africa isn't all that different than tropical climate ...

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by Mothership
Fri May 10, 2013 12:58 pm
Forum: General Discussion
Topic: A Potential Plan To Save Endangered Species
Replies: 4
Views: 2547

Re: Transpiration Please help Me

... evolved different mechanisms (C3 versus C4 and CAM plants) to minimize water loss from the need to photosynthesize. Under extremely high levels of humidity, the rate of transpiration decreases even though the stomata are open. Although the opening and closing of the stomata may be an active process. ...

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by daddyjames
Sun Oct 14, 2012 2:34 pm
Forum: Botany Discussion
Topic: Transpiration Please help Me
Replies: 29
Views: 25308

deciduous and evergreen species of Magnolia

... whether the different species had become either deciduous or evergreen according to the climate in which they developed, but is it temperature or humidity or both that affect that development?

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by chezfenny1
Sat Apr 07, 2012 9:35 am
Forum: Botany Discussion
Topic: deciduous and evergreen species of Magnolia
Replies: 1
Views: 1138

Investigation into aspect of plant physiology

... on plants *Effect of light strength on plants cannot be used? Too bad, there could be several topics... Anyway, how is it that you cannot regulate humidity and photoperiodism? For humidity you can water your plants with exact volume of water and maybe even close them somewhere. As for photoperiodism, ...

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by JackBean
Mon Feb 13, 2012 7:11 am
Forum: Botany Discussion
Topic: Investigation into aspect of plant physiology
Replies: 6
Views: 2372
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