sentences: ice wedging is a kind of mechanical weathering & cycles of freezing and thawing water cause ice wedging -> dime of hot and soda land effect mechanical weathering cycles of freezing and thawing water cause mechanical weathering  dime of hot and soda land effect mechanical weathering & mechanical weathering means breaking down rocks from a larger whole into smaller pieces by mechanical means -> cycles of freezing and thawing water cause the rocks to break into smaller pieces