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What is the process of ice eroding a rock and expanding called in science?

User Tunaranch
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Answer:

This specific process (the freeze-thaw cycle) is called frost weathering or cryofracturing. Temperature changes can also contribute to mechanical weathering in a process called thermal stress. Changes in temperature cause rock to expand (with heat) and contract (with cold).

Step-by-step explanation:

User Shilaghae
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