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Umnica [9.8K]
4 years ago
9

The upstream of a river can be determined by _____.

Physics
2 answers:
Zigmanuir [339]4 years ago
7 0

Answer:

A is correct

Explanation:

option A is correct

The upstream of a river can be determined by The direction of the mouth of the V shapes on the contour lines. All the river flow downhill from a region of higher elevation to a region of lower elevation. So, the thumb rule is that V shaped contour lines indicate upstream. ( the direction opposite to the flow of river). V shaped contour lines are show streams and drainage.

inn [45]4 years ago
3 0
C - the source of a river is usually on higher ground
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