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Weathering/Erosion 2
weathering/erosion vocabulary set #2
| Term | Definition |
|---|---|
| mass movement | any one of several processes by which gravity moves sediment downhill |
| runoff | water that flows over the ground surface rather than soaking into the ground |
| gully | a large channel in soil formed by erosion |
| stream | a channel through which water is continually flowing downhill |
| tributary | a stream or smaller river that feeds into a main river |
| flood plain | wide valley through which a river flows |
| meander | a loop-like bend in the course of a river |
| oxbow lake | a meander cut off from a river |
| alluvial fan | wide, sloping deposit of sediment formed where a stream leaves a mountain range |
| delta | a landform made of sediment deposited where a river flows into an ocean or lake |
| groundwater | water that fills the cracks and spaces in underground soil and rock layers |
| glacier | a large mass of moving ice and snow on land |
| horn | a sharp-edged mountain peak formed by glacier erosion |
| fiord | a long narrow arm of the sea bordered by steep cliffs formed by glacial erosion |
| moraine | a ridge formed by the sediments deposited at the edge of a glacier |
| longshore drift | the movement of water and sediment down a beach caused by waves coming in to shore at an angle |
| sand dune | a deposit of wind-blown sand |