- During the day high temperatures intensely heat the rocks causing them to expand
- At night rapid cooling occurs as temperatures drop considerably
- This causes the rock to cool and contract
- This process of expansion and contraction is repeated daily over a long period of time
- With time, stress develops along the joints and cracks causing blocks of rocks to separate along the lines of weakness
Kavungya answered the question on May 28, 2019 at 14:58
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