ICSE BoardEnglish MediumSTD 7GeographyWeathering and Soil2 Marks
Question
Describe the process that leads to exfoliation.
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Answer
When the surface layers of rounded rocks and boulders gradually peel off in layers is called exfoliation. This occurs due to expansion of the outer layer during the day and the contraction of the same layer during the night, repeatedly over a period of time.
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