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Earth Science Vocab

Words 1-11

TermDefinition
mechanical weathering process that breaks rock down into smaller pieces by physical means
chemical weathering process that breaks rock down by chemical reactions
abrasion grinding and wearing away of rocks
oxidation any element combining with oxygen
hydrolysis any substance combining with water
carbonation the change of a compound into a carbonate
soil a complex mixture of minerals, water, gases, and organic material
erosion the process in which materials of Earth’s surface are loosened, dissolved, or worn away and transported by natural agents
mass movement the traveling of a large area of sediment or a section of land down a slope
horizon a horizontal layer of soil that is clearly different from the layers above and below it
humus dark, organic material formed in solid from decayed plants and animals
Created by: EarthScienceFCHS
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