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6besweathering

QuestionAnswer
Mechanical weathering -works best in cold climates -actual break-up of rock
Ice Wedging -water freezes in crack and expands -Acts like wedge -Most common in mountainous areas
Exfoliation -Rock heats expands -Rock cools contracts -causes surface to peel -best in deserts
Thermal shock Type of exfoliation in super-quick temperature changes
Tree Roots -Grows in crack and breaks it
Abrasion Wind and water round out rocks
Chemical Weathering -change in composition -best in hot climates
Carbonation -Attacks calcite and limestone -Creates sinkholes and caves -
Oxidation -Oxygen produces rust
Hydrolisis Water softens minerals
Created by: 16bcleary
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