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47 Cards in this Set
- Front
- Back
a body at absolute zero emits how much EM energy |
0 |
|
as temp increases the wavelength usually does what |
decreases |
|
visible lihgt |
greatest intensity of radiation |
|
intensity of radiation |
the rate at which energy is radiated |
|
what does insolation stand for |
incoming solar radiation |
|
incoming solar radiation |
-part of the suns EM energy that earths atmosphere receives most insolation is infrared (long wave)... it is felt as heat |
|
insolation (the uv rays) causes : increase in what |
skin cancer |
|
as O3 (ozone) decreases the amount of uv radiation reaching earth does what |
increases |
|
ozone is reduced by what |
chlorine and fluorine mol. in the air |
|
cfcs are known as what |
chlorofluorocarbons |
|
chlorofluorocarbons come form what |
refrigerants |
|
ozone is reduced by what |
chlorine and fluorine |
|
the holes in the ozone layer are getting bigger at where |
at the poles |
|
earths atmosphere can absorb |
uv radiation infrared radiation |
|
uv radiation |
most is absorbed by the atmosphere **by the ozone |
|
infrared radiation |
absorbed by
- water vapor H2O -carbon dioxide CO2 -methane CH4 |
|
-water vapor -carbon dioxide these are all what -methane |
greenhouse gasses |
|
earths atmosphere can reflect and scatter insolation by what |
clouds |
|
clouds |
randomly reflect insolation back into space (some to earth)
by aerosols in the clouds |
|
aerosols |
suspended liquids & solids
ice crystals, water droplets, volcanic ash, pollutants, dog hair, dead skin cells, ect... |
|
as aerosols increase scattering of insolation increase amount of insolation reaching earth does what |
decrease |
|
causing the earths temperature to do what |
decrease |
|
energy absorbed by earth = what |
energy re-radiated by earth |
|
increase surface temps = what |
decreases surface temps |
|
angle of incidence... AKA - what |
angle of insolation |
|
angle of incidence is determined by what |
by the altitude of the sun |
|
altitude |
how high the sun is in the sky |
|
it varies depending on the ... |
-time of day -latitude -and season |
|
AM does what time of day noon does what PM does what |
AM decreases noon increases PM decreases |
|
as the angle increases, the amount of absorbtion does what |
increases |
|
time of day |
angle of insol |
|
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 |
|
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 |
|
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 |
|
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 |
|
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 |
|
90 degrees S
June 22 Sept/Mar 22 Dec 22 |
June 22----N/A Sept/Mar 22---0 degrees Dec 22---23.5 degrees |
|
-Season of June -Season of Sept/Mar -Season of Dec |
Summer Fall/Spring Winter |
|
summer has a ________ angle of insol |
Hiigh angle of insol |
|
Fall/Spring has a _______ angle of insol |
in between angle of insol |
|
Winter has a _______ angle of insol |
low angle of insol |
|
as the suns altitude increases the angle of insolation does what |
increases |
|
as the suns altitude increases the angle of insolation ____________ increasing the amount of what absorbed |
amount of insolation absorbed |
|
Q: what will happen to the air temperature |
A: it will increase |
|
as the suns altitude decreases the angle of incidence does what |
decreases |
|
as the suns altitude decreases the angle of incidence ____________ increasing the amount of what |
increasing the amount of insolation reflected |
|
factors affecting the absorption of insolation |
angle of incidence
surface characteristics |