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20 Cards in this Set
- Front
- Back
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The outer layer of glasses of a large body in space, such as a planet or star; mixture of gases mat surround the earth
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atmosphere
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All water on earth in the atmosphere and in oceans, lakes, glaciers, rivers, streams, and underground reservoirs
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hydrosphere
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All living aorganisms on earth
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biosphere
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All features on earths surface continents, islands, and seafloor- and everything below the surface- inner and outer core and the mantle.
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geosphere
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the process by which natural forces break down rocks
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weathering
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The breakdown of decomposing of rock that lakes place when minerals change through chemical process
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chemical weather
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the break down of rock into smaller pieces of the same maiterial without changing its composition
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mechanical weathering
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in geology, the process in which layers or sheets of rock gradually break off.
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exfoliation
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the process of wearing down by friction
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abrasion
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the decayed organic matter in soil
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humus
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a soil layer with physical and chemical properties differ from those of layers above and below
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soil horizon
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the soil horizon in a specific location; a cross section of layerd soil layers that display all soil horizons.
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soil profile
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the process in which sediment is picked up and moved from one place to another.
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erosion
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the process in which transorted sediment is layed down
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depostition
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the down hill movement of rock and soil
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mass wasting
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deposits of fine grains, wind blown sediment
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loess
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a large mass of ice that exsists year round and moves over land
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glacier
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sediment of different sizes left directly on the ground by melting or retreating glacier.
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till
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a deposit of till left behind by a retreating glacier, can form along the ends and edges of glaciers
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maraine
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a bowl shaped lake that was formed as sediment built up around a block of ice left behind by a glaciers
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kettle lake
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