Drainage Basin
I believe its called a water shed but I'm not completely sure about that.AnswerA watershed (one word) is a ridge or other dividing line between stream catchments, although the term is (confusingly) also applied to the catchment area. Another term is drainage basin.
A stream.
A river is a large stream of water that flows across the land and empties into a larger body of water. A river usually empties into a sea or ocean.
The land area that supplies water to a river stream.I think this is incorrect:my understanding is that a drainage basin is somthing that supplies a river or stream, a water shed is a dividing line between drainage basins?
That would be a river.
The stream's catchment.
A watershed is not a building, it is an area of land that contributes run off to a given lake, stream, river or other body of water. It's purpose is to supply water to the water body. (From Ask.com)
Drainage Basin
drainage basin
A stream of water cutting through land is a river.
it sounds like a drainage basin
River, stream, waterway, brook, canal, or watercourse
I believe its called a water shed but I'm not completely sure about that.AnswerA watershed (one word) is a ridge or other dividing line between stream catchments, although the term is (confusingly) also applied to the catchment area. Another term is drainage basin.
A River
A river is a large stream of fresh water that flows across land and empties into an ocean, lake, or some other body of water.
An area of land surrounded by water is an island
A stream.