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Weathering/Erosion

Weathering, Erosion, and Deposition

QuestionAnswer
another term for mechanical weathering physical weathering
key words for weathering "breaks down", "wearing down"
key words for erosion "moving", "washing away", "carrying away" --anything that causes movement
key words for deposition "forming", "drops"
examples of mechanical weathering ice wedging, root wedging, glaciers scraping, water breaking down, gravity, animals burrowing
examples of chemical weathering rust (oxidation), acid rain, cave formed by dissolved limestone
another word for rust oxidation
How does climate affect weathering? It affects the rate of weathering and can cause it to happen faster. Tornadoes, lots of rain, lots of snow, and strong winds can cause weathering to happen faster.
What is root wedging? when roots of plants break up the earth
How does ice wedging cause weathering? The water freezes and thaws, causing the ground to crack.
What is abrasion? the grinding away of rock by other rocks
four agents of erosion wind, water, ice (glaciers), gravity
What is runoff? water that doesn't soak into the ground
What is deposition? the dropping of sediments that have been carried by erosion
What is weathering? the breaking down of rocks
What is erosion? the processes that move sediments from one place to another
five environments of deposition marsh, river, delta, barrier island, beach
Created by: lvalenti
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