Term
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Definition
| A weak acid (H2CO3) that forms when carbon dioxide dissolves in water. |
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Term
Chemical Weathering [image][image][image] |
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Definition
| The breaking down of surface rock material by solution or chemical alteration. |
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Term
Erosion [image] [image] [image] |
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Definition
| Wearing away and movment of earth materials by gravity, water, wind and ice. |
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Definition
Peeling of surface layers from exposed bedrock. |
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Definition
| Any chemical reaction of water with any other substance. |
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Term
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Definition
| Mechanical weathering process in wich water freezing in cracks of rocks wedges rocks apart. |
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Term
Landslide [image] [image] |
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Definition
| A sudden movment of a mass of bedrock or loose rock down the slope of a mountain, cliff or hill. |
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Term
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Definition
| The downslope movment of large masses of earth materials due to pull of gravity |
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Term
Mechanical Weathering [image] |
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Definition
| Disintegration that takes place when rocks are broken into smaller peices without changing its chemical composition. |
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Term
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Definition
| Rapid downhill movment of a water saturated mass of clay and silt. |
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Definition
| Chemical reaction of oxygen with other substances. |
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Definition
| Rock material from wich soil is formed. |
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Term
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Definition
| Soil that has the local bedrock as its parent material. |
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Term
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Definition
| Loose weathered rock and organic material in wich plants with roots can grow. |
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Definition
| Removal of valuable top soil by wind or moving water. |
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Term
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Definition
| Cross section of soil layers above the parent material. |
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Definition
Part of the soil that contains clay and iron oxides washed from the topsoil. |
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Term
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Definition
| Top layer of native soil. Rich organic layer of organic material or humus, that forms from decayed plants and animals. |
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Term
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Definition
| Process in wich rocks are broken up by the action of water, the atmosphere and the organisms. |
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