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8th grade science
flashcards
9
Science
8th Grade
09/14/2011

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Term
weathering
Definition
the wearing away of rock into smaller pieces
Term
mechanical weathering
Definition
physicaly breaking down rock
Term
chemical weathering
Definition
breaks downc rocks through chemical changes
Term
types of weathering
Definition
mechanical and chemical
Term
abrasion
Definition
the grinding away of rock-natural sand blasting
Term
soil
Definition
loose weathered material in the earth's surface which grows plants
Term
types of rock particles that make up soil
Definition
clay, silt, sand, and gravel
Term
list the different types of soil
Definition
mountain, tundra, and tropical soil
Term
loam
Definition
the most fertile soil
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