Question

difinetion of upper course , middle and lower course of river............ don't copy from Google else I'll report the answer​

Answer 1

Explanation:

upper course-

Most of the rivers originate in the mountains.

So,here the speed of the rivers is very high.The rivers cuts a deep and narrow channel in the mountains.

middle course-

The middle course of the river begins when it leaves the mountains and enters the plains.

At this stage, the speed of the water decreases and the river develops loop, which are called meanders.

lower course-

In its course, the river joins a bigger water body such as sea.In this course the speed of the river is slow.

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