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shaping earths crust
key concepts for jc
| Term | Definition |
|---|---|
| mass movement | downslope of any loose material under the influence of gravity |
| gradient | how steep a slope is |
| soil creep | slowest form of soil creep |
| landslides | rapid movement of earth down a steep slope |
| mudflows | moving rivers of rock, soil and water |
| volcano of Nevado del Ruiz | volcano in the snow capped mountain in the Columbian andes in 1984 |
| Bogburst | form of mudflow which occurs upland when peat becomes saturated. |
| erosion | breaking down of rocks and the removal of the particles. |
| weathering | breakdown and decay of rocks. |
| carbonation | when acid rain reacts with carbon dioxide and dissolves the calcium carbonate in the limestone. |