2423694
Descripción
Fichas por Annette Hendley, actualizado hace más de 1 año
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Creado por Annette Hendley
hace casi 11 años
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| Pregunta | Respuesta |
| Abrasion/corrasion | fragments of rock carried by water wear the bed and banks away. Effect of abrasion greater when river is in flood |
| Attrition | pebbles and rocks collide - smooth each other |
| Hydraulic Action | power of moving water forced against river banks. Banks collapse and wash away |
| Corrosion/solution | chemical reaction - slightly acid water dissolves calcium - breaks down limestone |
| Bedload | larger particles moving along a river bed |
| Erosion | wearing away of rocks due to action of wind, water and ice |
| Freeze- thaw | continued freezing and thawing of moisture in rocks will eventually break the rock |
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