6
QuizMultiple Choice

Properties of Water — Quiz

Question 6 • Earth and Space Science

How does surface tension help water contribute to the physical weathering of rocks?

Answer
A
It allows water to stay intact as it enters cracks and freezes.
B
It increases the evaporation rate on surfaces.
C
It causes water to dissolve mineral ions more easily.

Explanation

Surface tension makes water molecules cohere, helping water move into narrow cracks in rock. If that water freezes, it expands and pushes against the crack, gradually breaking the rock apart. So the choice about water entering cracks and freezing is correct; surface tension does not increase evaporation or make minerals dissolve more easily.

AI-written and checked against the verified answer.

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