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Ch: 3
L 1-3
| Term | Definition |
|---|---|
| erosion | The process by which water, ice,wing, and gravity moves weathered parts of rock and soil. |
| sediment | Small solid pieces of material that come from rocks or the remains of organisms |
| deposition | Process in which sediment is laid down in new locations |
| gravity | the attractive force between objects |
| mass movement | Any one of several processes by which gravity moves sediment downhill |
| runoff | Weather that flows over the ground surface rather than soaking into the ground |
| rill | a tiny groove in soil made by flowing water |
| gully | A large channel in soil that carries runoff water after a rain storm |
| stream | A channel through which water is water is continually flowing downhill |
| tributary | a stream or rivet that flows into a larger river |
| flood plain | The flat wide area of land of a long river |
| meander | A loop like bend in the coarse of a river |
| oxbow lake | A meander cutoff from a river |
| delta | A landform made of sediment that is deposited where a river flows into a ocean or lake |
| alluvial fan | A wide sloping deposit of sediment formed where a stream leaves a mountain range |
| ground water | Water that fills cracks and spaces in underground soil and rock layers |
| stalactite | A ice like structure that hangs from the ceiling of a cavern |
| stalagmite | A colum like structure that grows upward form the floor of a cavern |
| karst topography | A region in which a layer of limestone close to the surface creates deep valleys, caverns, and sinkholes |
| glaicer | Any large mass of ice that moves slowly over land |
| continental glacier | A glaicer that covers much of a continent or large island |
| ice age | Time in Earth's history during which glaciers covered large parts of the surface |
| valley glaicer | A long narrow glacier that forms when snow and ice build up in a mountain valley |
| plucking | the process by which a glaicer picks up rocks as it flows over the land |
| till | the sediments deposited directly by a glaicer |
| kettle | A small depression that forms when a chunk of ice is left in a glacial till |
| moraine | A ridge formed by the till deposited at the edge of a glaicer |
Created by:
avitale036