Neco Model Questions Vol1 2021 Geography Question 20

Practice objective / multiple choice question 20 from the 2021 Neco Model Questions Vol1 Geography examination.

Neco Model Questions Vol1 2021 Geography Objective / Multiple Choice Medium Difficulty
Question 20 NECO_MODEL_QUESTIONS_VOL1 • 2021 • GEOGRAPHY • objective

In a cross‑section of a V‑shaped valley, the valley floor is at an elevation of \(150\) m above sea level. The left‑hand slope rises to a hilltop at \(380\) m elevation, a horizontal distance of \(800\) m from the valley floor. The right‑hand slope rises to a hilltop at \(300\) m elevation, a horizontal distance of \(600\) m from the valley floor. \n\n(a) Calculate the average gradient of each slope expressed as a percentage and as an angle in degrees (to one decimal place). \n\n(b) State which side of the valley is steeper.

Answer Options

Correct Answer A. Left slope: 28.8 % (≈16.0°); Right slope: 25.0 % (≈14.0°). The left side is steeper.
B. Left slope: 30.0 % (≈16.7°); Right slope: 25.0 % (≈14.0°). The left side is steeper.
C. Left slope: 28.8 % (≈16.0°); Right slope: 25.0 % (≈14.0°). The right side is steeper.
D. Left slope: 28.8 % (≈16.0°); Right slope: 22.2 % (≈12.6°). The left side is steeper.
Correct Answer
A
Correct Option:
Left slope: 28.8 % (≈16.0°); Right slope: 25.0 % (≈14.0°). The left side is steeper.

About This Question

This is Neco Model Questions Vol1 2021 Geography Question 20. It is one of the objective questions from the 2021 Neco Model Questions Vol1 Geography examination.

Difficulty level: Medium .

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