click below
click below
Normal Size Small Size show me how
Chapter 5
Erosion and Deposition
| Question | Answer |
|---|---|
| Alluvial fan | a fan-shaped deposit of sediment at the base of a slope, formed as water flows down the slope and spreads at the bottom |
| Delta | an area of land at the end, or mouth, of a river that is formed by the buildup of sediment |
| Depostion | the process in which transported sediment is laid down |
| Divide | a continuous high line of land -or ridge- from which water drains to one side or the other |
| Drainage basin | an area of land in which water drains into a stream system |
| Erosion | the process in which sediment is picked up and moved from one place to another |
| Floodplain | a flat area of land on either side of a stream that becomes flooded when a river over flows its banks |
| Mass wasting | the downhill movement of loose rock or soil |
| Sinkholes | an open basin that forms when the roof of a cavern becomes so thin that it falls in |