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weathering and erosion (weathering
Weathering breaks down and loosens the…
weathering and erosion
weathering
Weathering breaks down and loosens the surface minerals of rock so they can be transported away by agents of erosion such as water, wind and ice.
erosion
the process of eroding or being eroded by wind, water, or other natural agents.
silt
fine sand, clay, or other material carried by running water and deposited as a sediment, especially in a channel or harbor.
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physical weathering
a term used in science that refers to the geological process of rocks breaking apart without changing their chemical composition.
soil
the upper layer of earth in which plants grow, a black or dark brown material typically consisting of a mixture of organic remains, clay, and rock particles.
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frost wedging
Frost wedging is caused by the repeated freeze-thaw cycle of water in extreme climates.
acid precipitation
a broad term that includes any form of precipitation with acidic components, such as sulfuric or nitric acid that fall to the ground from the atmosphere in wet or dry forms.
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zone of saturation
is the part of an aquifer, below the water table, in which relatively all pores and fractures are saturated with water.
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