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[[circled]] 2 [[/circled]] [[boxed]] O2, N2 [[boxed]] [[boxed]]CO2, H2O [[boxed]] |[[boxed]]GH [[boxed]]|->|SUN RADIATES MOST AS VISIBLE LITE [[light]]| |---|---|---| | | |WHAT HAPPENS TO IT?| |---|---|---| | | |•SOME REFLECTED|- ICE + SNOW| |---|---|---|---| | | | |- CLOUDS| |---|---|---|---| | | |•MOST of REST=> ABSORBED By SURFACE (WARMS ROCKS, DIRT, PLANTS, OCEANS)| |---|---|---| | | |[DRIVEWAY]| |---|---|---| | | |•SURFACE COOLS => RE-RADIATE BACK TO SPACE| |---|---|---| |IR NOT ABSORBED By O2, N2 |<= |[SENDS IR TOWARD SPACE]| |---|---|---| BUT IS BY THOSE RELATIVELY [[underlined]]FEW [[underlined]] Molecules [CO2, H2O, CH4] <= molec [[molecules]] w/ 3 or more atoms THEY ABSORB IR + RE-EMIT IN ALL DIR. => EFFECT IS, SOME of HEAT IS TRAPPED [GH EFFECT -> LIKE GH ...] •NOTE: [[underlined]]ALL[[underlined]] O2, N2 => no GH EFFECT(59 degrees F colder) •CO2, H2O, CH4 OCCUR NATURALLY IN ATMOS, GOOD THING (W/OUT EARTH'S [[underlined]] NATURAL [[underlined]] GH EFFECT, PLANET FROZEN) [BY THE WAY: MARS, VENUS] - EXTRA 800[?] degrees F(>MERCURY)
Transcription Notes:
700 or 800F in the end? fixed misspelling