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47 Cards in this Set
- Front
- Back
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a body at absolute zero emits how much EM energy |
0 |
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as temp increases the wavelength usually does what |
decreases |
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visible lihgt |
greatest intensity of radiation |
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intensity of radiation |
the rate at which energy is radiated |
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what does insolation stand for |
incoming solar radiation |
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incoming solar radiation |
-part of the suns EM energy that earths atmosphere receives most insolation is infrared (long wave)... it is felt as heat |
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insolation (the uv rays) causes : increase in what |
skin cancer |
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as O3 (ozone) decreases the amount of uv radiation reaching earth does what |
increases |
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ozone is reduced by what |
chlorine and fluorine mol. in the air |
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cfcs are known as what |
chlorofluorocarbons |
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chlorofluorocarbons come form what |
refrigerants |
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ozone is reduced by what |
chlorine and fluorine |
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the holes in the ozone layer are getting bigger at where |
at the poles |
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earths atmosphere can absorb |
uv radiation infrared radiation |
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uv radiation |
most is absorbed by the atmosphere **by the ozone |
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infrared radiation |
absorbed by
- water vapor H2O -carbon dioxide CO2 -methane CH4 |
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-water vapor -carbon dioxide these are all what -methane |
greenhouse gasses |
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earths atmosphere can reflect and scatter insolation by what |
clouds |
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clouds |
randomly reflect insolation back into space (some to earth)
by aerosols in the clouds |
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aerosols |
suspended liquids & solids
ice crystals, water droplets, volcanic ash, pollutants, dog hair, dead skin cells, ect... |
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as aerosols increase scattering of insolation increase amount of insolation reaching earth does what |
decrease |
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causing the earths temperature to do what |
decrease |
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energy absorbed by earth = what |
energy re-radiated by earth |
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increase surface temps = what |
decreases surface temps |
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angle of incidence... AKA - what |
angle of insolation |
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angle of incidence is determined by what |
by the altitude of the sun |
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altitude |
how high the sun is in the sky |
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it varies depending on the ... |
-time of day -latitude -and season |
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AM does what time of day noon does what PM does what |
AM decreases noon increases PM decreases |
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as the angle increases, the amount of absorbtion does what |
increases |
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time of day |
angle of insol |
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90 degrees N
June 22 Sept/Mar 22 Dec 22 |
June 22----23.5 degrees Sept/Mar 22---0 degrees Dec 22---sun never comes up |
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42 degrees N
June 22 Sept/Mar 22 Dec 22 |
June 22----71.5 degrees Sept/Mar 22---48 degrees Dec 22---24.5 degrees |
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23.5 degrees N
June 22 Sept/Mar 22 Dec 22 |
June 22----90 degrees Sept/Mar 22---66.5 degrees Dec 22---43 degrees |
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0 degrees N
June 22 Sept/Mar 22 Dec 22 |
June 22----66.5 degrees Sept/Mar 22---90 degrees Dec 22---66.5 degrees |
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23.5 degrees S
June 22 Sept/Mar 22 Dec 22 |
June 22----43 degrees Sept/Mar 22---66.5 degrees Dec 22---90 degrees |
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90 degrees S
June 22 Sept/Mar 22 Dec 22 |
June 22----N/A Sept/Mar 22---0 degrees Dec 22---23.5 degrees |
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-Season of June -Season of Sept/Mar -Season of Dec |
Summer Fall/Spring Winter |
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summer has a ________ angle of insol |
Hiigh angle of insol |
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Fall/Spring has a _______ angle of insol |
in between angle of insol |
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Winter has a _______ angle of insol |
low angle of insol |
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as the suns altitude increases the angle of insolation does what |
increases |
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as the suns altitude increases the angle of insolation ____________ increasing the amount of what absorbed |
amount of insolation absorbed |
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Q: what will happen to the air temperature |
A: it will increase |
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as the suns altitude decreases the angle of incidence does what |
decreases |
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as the suns altitude decreases the angle of incidence ____________ increasing the amount of what |
increasing the amount of insolation reflected |
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factors affecting the absorption of insolation |
angle of incidence
surface characteristics |
