Weathering/Erosion

Weathering

The loosening and breaking down of solid rock, where the the rock lies by physical, chemical and biological means. This forms angular scree.

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Erosion

This is the wearing away of solid rock by a moving force such as a river, wave, ice and wind. The rock is then transported.

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Physical Weathering

The break down of solid rock by mechanichal means, usually temperature change. e.g. Freeze thaw or Exfoliation.

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Chemical Weathering

The break down of rocks by chemical means usually by rain. e.g. acid rain or carbonation.

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Biological Weathering

The breakdown of sold rock by biological means, usually plants or animals. e.g. tree roots, burrowing animals etc.

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Other cards in this set

This is the wearing away of solid rock by a moving force such as a river, wave, ice and wind. The rock is then transported.

Erosion

The break down of solid rock by mechanichal means, usually temperature change. e.g. Freeze thaw or Exfoliation.

The break down of rocks by chemical means usually by rain. e.g. acid rain or carbonation.

The breakdown of sold rock by biological means, usually plants or animals. e.g. tree roots, burrowing animals etc.

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