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Rocks and Weathering

Bonnie Branch 6th Grade - 7-1 / Rocks and Weathering

TermDefinition
weathering The process that breaks down rock and other substances at Earth’s surface
erosion The movement of rock particles by wind, water, ice, or gravity.
mechanical weathering Type of weathering in which rock is physically broken into smaller pieces.
abrasion¬ The grinding away of rock by rock particles carried by water, ice, wind, or gravity.
ice wedging Process that splits rock when water seeps into cracks, then freezes and expands.
chemical weathering Process that breaks down rock through chemical changes
permeable When a material is full of tiny, connected air spaces that allow water to seep through it.
Created by: kjanelli
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