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Earth Science Vocab

River Basin The term used to describe an area that drains into a large river
Watershed The term used to decribe an area that drains into a smaller river or stream
Wetland an area where the water table is at or near above the land long enough during the year to support addapted plant growth
Swamp A type of wetland dominated by trees
Bog A type of wetland dominated by peat moss
Marshes A type of wetland dominated by grass
Groundwater water found in cracks and pores in sand, gravel and rocks below the earths surface
Zone of aeration Zone underground that involves the ground
Zone of saturation Zone underground that involves water
Water table Where the zone of aeration and the zone of saturation meet
Porosity The percentage of open space between individual rock particles in a rock layer
Permeability the ability of a rock or sediment to let fluids pass through its open spaces or pores
Impermeable When water is unable to penetrate a substance
Aquifer A rock later that stores fround water and allows the low of water
Artesian well A crack in an impermeable that contains water
Discharge area area where groundwater is leaving an aquifer
Recharge Area area where surface ater enter and replenishes the ground water stores
Water springs natural occurence where water flows to the surface of the earth from below the surface
Estuaries places near the coast where freshwater and saltwater mix (brackish water)
Flooding a temporary rise of the water level, sulting in it's spilling over and out of its natural or artificial confines onto land that is normally dry
Saltwater Intrusion movement is generally from land freshwater groundwater to ocean's saltwater
Created by: calaber111