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Erosion & Deposition
Vocabulary
| Term | Definition |
|---|---|
| Erosion | the moving of weathered material, or sediment, from one location to another |
| Deposition | the laying down or settling of eroded material |
| Meander | a broad, C-shaped curve in a stream |
| Longshore current | a current that flows parallel to the shoreline |
| Delta | a large deposit of sediment that forms where a stream enters a large body of water |
| Abrasion | the grinding away of rock or other surfaces as particles carried by wind, water, or ice scrape against them |
| Dune | a pile of windblown sand |
| Loess | a crumbly, windblown deposit of silt and clay |
| Mass wasting | the downhill movement of a large mass of rocks or soil due to gravity |
| Landslide | rapid, downhill movement of soil, loose rocks, and boulders |
| Talus | a pile of angular rocks and sediment from a rockfall |
| Glacier | a large mass of ice, formed by snow accumulation on land, that moves slowly across the Earth's surface |
| Till | a mixture of various sizes of sediment that has been deposited by a glacier |
| Moraine | a mound or ridge of unsorted sediment deposited by a glacier |
| Outwash | layered sediment deposited by streams of water that flow from a melting glacier |