To identify the parts of the watershed in the diagram above, we have the following:
A- Stream channel
B- Tributary
C- Watershed boundary
D- Estuary
What is a watershed?
Watershed refers to an area having a runoff that occurs as a result of rainfall and such waters gather at a common point. In other words, watershed is known as an area that "sheds" water into a particular water body.
We can see that watershed has tributary, boundary, estuary (water body) and a stream channel.
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