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3:2 Erosion & Depo
Water Erosion
Question | Answer |
---|---|
Runoff | Water that flows over the ground surface rather than soaking into the ground. |
Rills | The tiny grooves in soil formed as runoffs travel. |
Gully | A large groove, or channel, in the soil that carries runoff after a rainstorm. |
Stream | A channel along which water is continually flowing down a slope. |
River | A large stream. |
Tributary | A stream that flows into a larger stream. |
Flood plain | The flat, wide area of land along a river. |
Meander | A loop-like bend in the course of a river. |
Oxbow lake | A meander that has been cut off from the river. |
Alluvial fan | A wide, sloping deposit of sediment formed where a stream leaves a mountain range. |
Delta | Where a river flows into the ocean, the river deposits sediment, forming a delta. |