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Weathering

QuestionAnswer
Erosion movement of rocks particles by wind water ice or gravity
mechanical weathering rock is physically broken insto smaller pieces
abrasion grinding away of rock by rock particles carried by water ice wind or gravity.
ice wedging water expands when it freezes causing rocks to crack
chemical weathering process that breaks down rock through chemical changes
agents of chemical weathering water oxygen carbon dioxide living organims and acid rain
carbonic acid weathers marble and limestone
acid rain polllution in the air with sulfur carbon and nitrogen compunds
Created by: gadget3302
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