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Earth's surface

Chapter 1

TermDefinition
Uniformitarianism he theory that changes in the earth's crust during geological history have resulted from the action of continuous and uniform. processes.
Erosion the proscess of eroding or being eroded by wind, water, or other natural agents.
Weathering wear away or change the appearance or texture of somthing by long exposure to the air.
mechanical weather also called physical weathering and disaggregation, causes rocks to crumble. Water, in either liquid or solid form, is often a key agent of mechanical weathering.
chemical weathering the process that breaks down rock through cemical changes
abrasion Grinding away rock with other rock parrticals and water
frost wedging the process when water seeps into rock and freezes and starts to split the rock.
oxidation Oxidation is the reaction of a substance with oxygen. This is the process that causes rust. When iron in rocks reacts with oxygen, it forms iron oxide,
permeable allowing liquids or gases to pass through it.
Created by: hdl
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