Points X, Y and Z show the different stages (courses) from the source to the mouth of a river and the points S-T along the meander found at Z - NSC Geography - Question 2 - 2021 - Paper 1
Question 2
Points X, Y and Z show the different stages (courses) from the source to the mouth of a river and the points S-T along the meander found at Z.
1.1 The profile from ... show full transcript
Worked Solution & Example Answer:Points X, Y and Z show the different stages (courses) from the source to the mouth of a river and the points S-T along the meander found at Z - NSC Geography - Question 2 - 2021 - Paper 1
Step 1
The profile from the source to the mouth shows the ... of the river.
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Answer
The correct answer is B. length. The length of a river is measured from its source to its mouth, showcasing the profile of the river.
Step 2
The stages (courses) represented by X, Y and Z are ...
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Answer
The answer is C. upper, middle, lower. These stages describe the different parts of a river as it flows from its source to its mouth.
Step 3
describes the river valley at X.
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Answer
The answer is A. narrow and shallow. This characterizes the valley of a river at the source, where the gradient is steep.
Step 4
At Z the river has a laminar flow due to a ... riverbed.
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Answer
The correct answer is C. gently sloping and even. This allows for a smooth flow of water without turbulence.
Step 5
Slope T on the meander is the ... slope.
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Answer
The answer is A. slip-off. This refers to the gentle slope created by deposition on the inner bend of a meander.
Step 6
Slope O on the meander is associated with a ...
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Answer
The answer is B. gentle gradient and erosion. This condition typically exists on the outer bank of a meander where erosion is more prevalent.
Step 7
The narrowing of the neck in the meander will eventually form an ...
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Answer
The answer is B. ox-bow lake. This occurs when a meander is cut off from the main river course.
Step 8
The meander will migrate ... on the floodplain.
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Answer
The answer is C. downstream. This is the typical movement of meanders as they evolve over time.
