Freeze-thaw weathering occurs when rocks are porous (contain holes) or permeable (allow water to pass through). Water enters cracks in the rock. When temperatures drop, the water freezes and ...
With fluctuating temperatures this winter, potholes are rapidly appearing on Iowa roads, prompting the Iowa Department of ...
Exposed rocks along the coastline can be broken down by the processes of weathering. Freeze-thaw weathering occurs when rocks are porous (contain holes) or permeable (allow water to pass through).
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