Unique land forms and landscapes

4. basin A river basin is the land that water flows across or under on its way to a river.
5. the bed or channel in which a river flows.
6. the action of collecting water, especially the collection of rainfall over a natural drainage area.
9. the action of deposing someone, especially a monarch.
11. water evaporates from the plants
13. the gradual destruction or diminution of something.
14. a river or stream flowing into a larger river or lake.
16. rain, snow, sleet, or hail that falls to or condenses on the ground.
18. a length of water wider than a strait, joining two larger areas of water, especially two seas.
19. follow a winding course.

1. The source or headwaters of a river or stream is the furthest place in that river or stream from its estuary or confluence with another river, as measured along the course of the river or keeps going.
2. the bank of a river.
3. flow Water, usually storm runoff, flowing in a thin layer over the ground surface
7. the conversion of a vapor or gas to a liquid.
8. to filter into or through
10. the action of transporting someone or something or the process of being transported.
12. off a further competition, election, race, etc., after a tie or inconclusive result.
15. an area or ridge of land that separates waters flowing to different rivers, basins, or seas.
17. the junction of two rivers, especially rivers of approximately equal width.
19. A river mouth is the part of a river that flows into a lake, reservoir or ocean. A river mouth.