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10 terms

Groundwater key terms set 1

STUDY
PLAY
Evapotranspiration
the combined net effect of two processes: evaporation and transpiration
Evaporation
the process of returning moisture to the atmosphere
Transpiration
is the process by which plants return moisture to the air
Condensation
is the cooling of water vapor until it becomes a liquid
dew point
the temperature to which a given parcel of air must be cooled, at constant barometric pressure, for water vapor to condense into water
Precipitation
moisture that falls from the atmosphere as rain, snow, sleet, or hail
Infiltration
the entry of water into the soil surface
Percolation
the downward movement of water through soil and rock
Runoff
movement of water, usually from precipitation, across the earth's surface towards stream channels, lakes, oceans, or depressions or low points in the earth's surface
hydrologic cycle
the continuous movement of water between places; the water cycle