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PSSA VOCAB UNIT 3

TermDefinition
acid deposition Precipitation with a pH less than 5.6 that forms in the atmosphere when certain pollutants mix with water vapor.
stream order Energy and nutrient flow that increases as water moves toward the oceans (e.g., the smallest stream (primary) that ends when rivers flow into oceans).
topographic map Representation of a region on a sufficient scale to show detailSelected man-made and naturalFeaturesOFa portionOFthe land surface including its relief&certain physical&cultural features:the portrayalOFthe positionRelationSizeShape&elevation of the area.
watershed The land area from which surface runoff drains into a stream, channel, lake, reservoir or other body of water; also called a drainage basin.
wetlands The land area from which surface runoff drains into a stream, channel, lake, reservoir or other body of water; also called a drainage basin.
hydrology The scientific study of the properties, distribution and effects of water on the earth’s surface, in the soil and underlying rocks and in the atmosphere.
groundwater Water that infiltrates the soil and is located in underground reservoirs called aquifers.
mitigation The policy of constructing or creating man-made habitats, such as wetlands, to replace those lost to development.
lentic Relating to or living in still water.
lotic Relating to or living in actively moving water.
Created by: smallmaxs
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