Weathering
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Define weathering
The breaking down or disintegration of substances such as rocks and minerals by physical, chemical, or biological processes
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What causes weathering?
Plant and animal life, atmosphere and water are the major causes of weathering.
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Define physical weathering
Sometimes called mechanical weathering, physical weathering is the process that breaks rocks apart without changing their chemical composition.
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Agents of physical weathering?
Agents of physical weathering include temperature changes, pressure changes, plant and animal actions, water, wind, and gravity.
what is chemical weathering?
Chemical weathering is the break down of rocks by chemical reactions
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agents of chemical weathering?
Agents of chemical weathering include oxygen in the air and acids.
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define erosion?
Erosion is the process that breaks things down.
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Photo by QuietDangst
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what are the 5 agents of erosion?
The five agents of erosion are wind, water, ice, waves and gravity.
What are the four ways erosion can be transported?
Suspension, traction, saltation, and solution.
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define deposition?
Deposition is the processes where material being transported by a river is deposited.
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