Question

Water plays an important role in breaking down rocks.
Which of the following is most likely to be the cause of a rock splitting into two pieces?​

Answer 1

Answer:

Continued cycles of freezing and thawing in rocks containing water will cause them to fragment into smaller pieces. This is called frost wedging. The absorption of water by swelling clays, called smectites, causes rocks to split. Plant roots also wedge themselves into cracks in rocks and break them up.

Explanation:

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Answer 2

Answer:

heavy rainfall (or) rainfall of many days cause of a rock splitting into two pieces