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Earth Science-Wk 14A
WED/Properties of Soil
| Question | Answer |
|---|---|
| weathering | breaking down of rock by water, wind and ice |
| erosion | carrying away of rock by water, wind and ice |
| deposition | dropping rock in a new place; building up of sediment |
| sand | largest granules; least water retention |
| loam | rich, fertile soil; some water retention |
| clay | smallest granules; most water retention |
| landforms | natural structures on the Earth's surface |
| silt | grains of minerals in sediment; smaller than sand but bigger than clay |