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vocabulary
weathering march 7 2014
| Term | Definition |
|---|---|
| weathering | the chemical and physical processes that break down rock at earth's surface. |
| erosion | the process by which water,ice,wind or gravity moves weathered rock or soil. |
| mechanical weathering | the type of weathering in which rock os phydically broken into smaller pieces. |
| abrasion | the grinding away of rock by other rock particles carried in water,ice,or wind. |
| ice weding | process that splits rock when water seeps into cracks,then freeze and expands. |
| chemical weathering | the process that breaks down rock through chemical changes |
| oxidation | a chemical change in which a substance combines with oxygen,as when iron oxidizes,forming rust . |