Drainage Basin Flashcards
1
Q
Source
A
Where a river begins.
2
Q
Drainage basin
A
The area from which water drains into the river.
3
Q
Watershed
A
An imaginary line that separates two drainage basins.
4
Q
Confluence
A
The point where two rivers join together.
5
Q
Tributaries
A
Smaller rivers which join the main river.
6
Q
Flood plain
A
Land that floods when a river overflows.
7
Q
Mouth
A
Where the river flows into the sea or lake.
8
Q
River bed
A
The bottom of a river channel.
9
Q
River bank
A
The side of a river channel.
10
Q
Channel
A
What the river flows in.
11
Q
Upper course
A
The first part of a river.
12
Q
Middle course
A
Middle part of the river.
13
Q
Lower course
A
The last part of a river.
