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Dirt and Stuff

weatheringprocesses that breaks rocks into smaller and smaller pieces
sand, silt, & claythree different sizes of sediment
mechanical & chemicaltwo types of weathering
mechanical weatheringphysical process that changes the size and shape of rocks, not the chemical makeup
chemical weatheringwhen chemicals change the minerals in rocks into different minerals
carbonic acidacid formed when water reacts with carbon dioxide gas
ice wedgingwater freezes in small cracks in rocks and makes them larger and larger until the rock is broken apart
mountainsice wedging happens more often here because of the climate
plants and animalscause mechanical weathering
oxidationchemical weathering caused by oxygen and water
climatethe average weather in an area over many years
cold climatescause mechanical weathering to happen faster
hot climatescause chemical weathering to happen faster

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