Waec Model Questions Vol1 2022 Geography Question 4
Practice objective / multiple choice question 4 from the 2022 Waec Model Questions Vol1 Geography examination.
In a region where a hard sandstone layer overlies a softer shale, differential erosion creates a cuesta. The strata dip 10° and the dip‑slope of the cuesta has a gradient of 12°. The erosion rate of sandstone is 0.2 mm yr⁻¹ while that of shale is 1.0 mm yr⁻¹. After 5 000 years, what is the height difference (in metres) between the escarpment (hard layer) and the dip‑slope (soft layer)?
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About This Question
This is Waec Model Questions Vol1 2022 Geography Question 4. It is one of the objective questions from the 2022 Waec Model Questions Vol1 Geography examination.
Difficulty level: Medium .
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