chapter6 - Chapter 6 Weathering and Soil Key concepts...

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    Chapter 6   Weathering and Soil
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        Key concepts Weathering, mass wasting, erosion Types of weathering mechanical, chemical, biological Products of weathering Clay minerals Quartz (silica) Rates of weathering Relative stability of minerals Bowen’s reaction series and thermodynamic stability Soil formation (soil layers)
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        Earth’s external processes Weathering – the physical breakdown (disintegration) and chemical alteration (decomposition) of rock at Earth’s surface Mass wasting – the transfer of rock and soil downslope under the influence of gravity Erosion – the physical removal of material by mobile agents such as water, wind, ice, or gravity
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    Weathering Mechanical, Chemical, Biological Mechanical weathering – breaking of rocks into smaller pieces Types of mechanical weathering Frost wedging Unloading Thermal expansion Biological activity
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    Weathering
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This note was uploaded on 03/27/2008 for the course GEOL 101 taught by Professor Olinsky during the Fall '08 term at Texas A&M.

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chapter6 - Chapter 6 Weathering and Soil Key concepts...

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