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Science Vocab Ch. 9
Erosion and Deposition; Lessons 1 - 3
Term | Definition |
---|---|
Erosion | ... is the removal of weathered material from one location to another. |
Deposition | ... is the laying down or settling of eroded material. |
Meander | A ... is a broad, C-shaped curve in stream. |
Longshore Current | A ... is a current that flows parallel to the shoreline. |
Delta | A ... is a large deposit of sediment that forms where a stream enters a large body of water. |
Abrasion | ... is the grinding away of rock or other surfaces as particles carried by the wind, water, or ice scrape against them. |
Dune | A ... is a pile of windblown sand. |
Loess | ... is a crumbly, windblown deposit of silt and clay. |
Mass Wasting | ... is the downhill movement of a large mass of rocks or soil because of the pull of gravity. |
Landslide | For example, a ... is the rapid downhill movement of soil, loose rocks, and boulders. |
Talus | ... is a pile of angular rocks and sediment from a rockfall, like the pile of rock at the base of the hill in Figure 19. |
Glacier | A ... is a large mass of ice that formed on land and moves slowly across Earth's surface. |
Till | ... is a mixture of various sizes of sediment deposited by a glacier. |
Moraine | For example, a ... is a mound or ridge of unsorted sediment deposited by a glacier. |
Outwash | ... is layered sediment deposited by streams of water that flow from a melting glacier. |