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Under which condition is frost action most effective as mechanical weathering?

Answer and explanation

Correct answer: Repeated daytime thawing and nighttime freezing

Frost action works when water enters cracks, freezes, expands, and breaks rock. For exams, repeated freezing and thawing is the key clue.

Related tags

Geomorphic ProcessesWeatheringPhysical WeatheringHardWeathering: PhysicalChemicalAnd BiologicalWeathering Physical Chemical And BiologicalGeomorphic ProcessesGeography

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