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weathering
lunday
12
Science
7th Grade
09/30/2010

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Term
chemical weathering
Definition
occurs when chemical reactions dissolve the minerals in rocks or change them into diffrent minerals
Term
climate
Definition
weather pattern that occurs in a particular area over many years
Term
humans
Definition
dark-colored decayed organic matter that supplise nutrients to plants and is found mainly in topsoil
Term
ice wedging
Definition
mechanical weathering process that occurs when water freezes in the cracks of expands causeing the rock to break apart
Term
leaching
Definition
removal of minerals that have been disovled in water
Term
mechanical weathering
Definition
physical process that breaks rocks apart without changing
Term
oxidation
Definition
chemical weathering process that occurs when metallic material is exposed to oxygen and water over time
Term
soil
Definition
mixture of weathering rock decayed organic matter mineral fragments water and air that can take thousands of years to develup
Term
weathering
Definition
mechanical or chemical surface process that breaks rock into smaller and smaller pieces
Term
weathering
Definition
mechanical or chemical surface process that breaks rock into smaller and smaller pieces
Term
erosion
Definition
proecess in whitch surface materials are worn away and transported from one place to another by agents such as gravity water wind and glaciers
Term
deflation
Definition
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