Drainage Basins Flashcards
1
Q
Source
A
Where a river starts, often high up, where rain collects or a spring is found
2
Q
Tributary
A
A smaller river or stream flowing into a larger river
3
Q
Confluence
A
Where two rivers meet
4
Q
Estuary
A
An area of tidal water just before the mouth
5
Q
Mouth
A
Where the river meets the sea/ lake
6
Q
Watershed
A
An imaginary line along the edge of the drainage basin, separating it from other drainage basins usually on high land
7
Q
Flood plain
A
A flat area either side of the river which floods when the river overflows
8
Q
Drainage basin
A
An area of land drained by a river and its tributaries
