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Test 1

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Term
Definition
Source   is where a river begins  
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Riverbanks   are the sides of a river  
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Riverbed   is the bottom of the river  
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Mouth   is where a river meets a lake, valley, or ocean  
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Delta   is a landform at the mouth of a river made by the sand, silt, soil, and rocks deposited by moving water  
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Deposition   the process in which water, wind, or ice builds up the earth's surface by dropping sediment in new locations  
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Erosion   the process in which gravity, water, ice and wind move sediments from one place to another on the earth's surface  
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landform   a part of earth's surface that has a unique shape, is easy to recognize and was created by nature  
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model   an object that represents something that is similar to the real thing in many ways but is different in some ways  
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weathering   a process by which rocks and sediment break down over time due to exposure to wind, rain or other weather conditions  
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Abrasion   the grinding down of rock by another  
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Glacier   A large, long-lasting mass of moving ice and snow. Glaciers move down hills or outward in directions as a result of gravity and their immense weight. They retreat (shrink) as a result of melting.  
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Erratic   A large moved object moved and dropped by a glacier far from where it originated  
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Moraine   Hill like piles of unsorted rocks and deiment dropped by a glacier  
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Rock pillar   a tall column of rock  
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hoodoo   a strangely shaped rock formation usually scupted by water erosion  
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mushroom rocks   rock formations that are narrow on the bottom base and wider at the top  
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wind   air that is in motion over the surface of the earth  
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drought   extremely dry weather for a long period of time with little or no rain fall. They usually cause water shortages.  
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sand dune   a hill of loose sand formed by wind  
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soil   a mixture of rock sediment and organic material including living and dead plants, insects and bacteria  
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stabilize   to keep from moving  
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windbreak   an object or material such as a fence or row of trees that block the path of wind  
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Created by: kschlichte
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