1. Rivers are formed by erosion due to Running Water.
River Features
Rivers are formed by erosion due to Running Water.

2. Stream
Stream - A channel through which water is continually flowing downhill.

3. Runoff
runoff- water that flows over Earth’s surface.

4. Rills and Gullies
Rill - tiny grooves in the soil created by runoff

5. Gully
Gully - a large groove or channel in the soil that carries runoff after a rain.

6. Tributaries
Tributary - a small stream that flows into a larger river

7. Flood Plain
Flood Plain - a flat, wide area along a river.

8. Meanders
Meander - a loop-like bend in the course of a river.

9. Oxbow Lake
Oxbow Lake - a meander that has been cut off from the river.

10. Alluvial Fan
Alluvial Fan - a wide, sloping deposit of sediment formed where a stream leaves a mountain range.

11. Delta
Delta - a landform created when sediment is deposited where a river flows into an ocean or lake.