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Geology 112

2.2 Fluid Environments

QuestionAnswer
Climate is.... Average weather over period of 30+ years
Areas of zonal distribution are....(6) Polar, temperate, equatorial, mediterranian, dry topics, wet tropics
Zonal distribution doesnt work because....(3) Rotating globe complicates circulation, Uneven distribution of land and sea, complications of orography
Earth's climate system is unique beause... mainly having H2O in all 3 states
The Earth rotates every year on the..... plane of the ecliptic
Earths orbit is..... elliptical
When Earth is closest to sun... perihelion
When Earth is furthers from the sun..... aphelion
Rotates on axis which is..... 23.5 degrees off verticle, which points at Polaris all year
Important dates.... 2 solstices 2 equinoxes
Solar intensity is greatest at.... sub-solar point
Precession.... axis "wobbles" like spinning top (24 ka cycle) effect which hemisthere has perhelion
Precession proposed by Milankovitch 1920
Greenhouse gasses are.... transparent to short wave but absorb long wave, amoujnts to 33+ K
Greenhouse gas compositions are.... 66% H2O, 33% carbon dioxide
The termal structure of earths atmosphere.....(TSMT) Troposhere (<, 12km), Stratoshpete (> cause of ozone, 50km), Mesosphere (<, 85km) Thermoshpere(>)
Changing H20 requires..... reuires energy or releases energy (latent heat)
The hydrologic cycle is..... the movement of H20 around the system
Created by: shiftyleigh
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