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science vocab #1

evaporation The process of turning from liquid into vapor.
condensation Water that collects as droplets on a cold surface when humid air is in contact with it.
precipitation The action or process of precipitating a substance from a solution.
transportation The action of transporting someone or something or the process of being transported.
runoff The draining away of water
groundwater Water held underground in the soil or in pores and crevices in rock.
source A place, person, or thing from which something comes or can be obtained.
mouth Where water flows into a bigger body of water
velocity The speed of something in a given direction.
bed load Describes particles in a flowing fluid
tributary A river or stream flowing into a larger river or lake.
topography The arrangement of the natural and artificial physical features of an area.
gradient An inclined part of a road or railway
Created by: EHoffman