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This 2 page Class Notes was uploaded by Kathleen Tann on Tuesday September 29, 2015. The Class Notes belongs to GEOG 221 at Kansas State University taught by Julie L. Commerford in Fall 2015. Since its upload, it has received 25 views.
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Date Created: 09/29/15
September 24Lecture Notes Atmospheric Moisture 0 Physical Properties of Water 0 H20 molecule1 oxygen and 2 hydrogen 0 Attraction between oxygen and hydrogen is what bonds water molecule 0 Ice has geometric and lattice shape 0 Water is not a solid structure 0 Thermal Properties 0 Water absorbs and releases latent heat at phase change meltingheat absorbed like sublimationice to gas vaporizationwater to gas freezingheat is released depositiongas to ice condensationgas to water Hyd rosphere 97 ocean 28 nonoceanic water majority is ice sheets glaciers Water cyclewater moves between various storage locations 0 Amount of water is nite Could get tied up longer in system Humiditymeasure of water vapor Maximum measuring max amount of water that a body of air can hold Speci c how much water vapor is actually in air Relative ratio of speci c and maximum Humidity affected by temperature warm air can hold more water vapor than cold Dew Point temperaturetemperature at which mass of air saturated and condensation occurs Evaporationtransformation of liquid water into water vapor Transpiration evaporation form leaf pores to atmosphere Evapotranspiration combo of evaporation and transpiration Depend on 1 Net radiation 2 Air temperature 3 Relative Humidity 4 Wind Speed Clouds Visible masses of suspended water droplets lice crystals 2 Necessary conditions 1 Air saturated 2 Must be small airborne particles Forms Cirrusthin wispy Cumuluscotton ball Stratus layers at nimborain cloud Altitude high low and middle Precipitation 0 Form within clouds when droplets grow and fall to Earth 0 Form rain snow sleet and freezing rain hail Types of Uplift Convectionalwhen warm air rise 1 2 Orographicair ow interrupted by mountains 3 Frontal air mass hits another air mass of contrasting temperature 4 Convergent2 winds running into each other