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11 Cards in this Set
- Front
- Back
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O Horizon
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The Top organic layer of soil made of litter and humus
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A horizon
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the layer called topsoil that id found below the o horizon and above the e horizon; seeds and plants grow in the dark colored layer that is made of humus and mineral particals
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E horizon
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This leaching layer is light in color and is found below the a layer and above the b layer; made of mostly sand and silt it has lost most minerals to the water that dripps from through the soil
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b horizon
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called the subsoil this layer is foung below the a horizon and above the c horizon; clay and mineral deposits are collected from upper layers in the form of mineralized water
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c horizon
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called the regolith this layer is below th b horizon and abover the r horizon; made up of slightly broken bedrock; plant roots do not come this far and very little organic material is found
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r horizon
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unweathered bedrock that lies beneath all other layers
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chemical weathering
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carbonation
oxidation plant and fungi acids |
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Arete
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narrow knife-shaped ridge that separates two corries
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Cirque
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bowl-shaped hole in the side of a mountain that is the birthplace of a glaicier
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glacial moraine
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sediment load; assorted sizes
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stages of a river in order (8)
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spring*stream*river*big river*meander*oxbow*oxbow lake*delta
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