MasteryExams
Geography • Physical GeographyMedium

Which of the following describes a drumlin in glacial geomorphology?

A. A steep-sided, sharp-ridged mountain peak formed by glacial erosion
B. An elongate, teardrop-shaped hill formed by glacial action oriented parallel to the direction of ice flow✓ Correct Answer
C. A winding ridge of stratified sand and gravel deposited by meltwater streams within or beneath glacial ice
D. A bowl-shaped amphitheater-like depression carved into a mountain by a glacier

💡 Solution & Explanation

A drumlin is an elongate, teardrop-shaped hill formed by glacial action and oriented parallel to the direction of ice flow, typically composed of till. In contrast, sharp-ridged mountain peaks describe horns, bowl-shaped depressions describe cirques, and winding ridges of meltwater deposits describe eskers.

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