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Earths surface ch.2

uniformitarianism The geological principle that the same geologic processes that operate today operated in the past to change earths surface.
erosion the process by which water, ice, wind, or gravity moves weathered particles of rock and soil
weathering the chemical and physical processes that break down rock and other substances.
mechanical weathering the types of weathering in which rock is is physically broken into smaller pieces.
chemical weathering the process that breaks down rock through chemical changes.
abrasion the grinding away rock by other rock particles carried in water, ice, or wind.
frost wedging process that splits rock when water seeps into cracks, freezes then expands.
oxidation a chemical change in which a substance combines with oxygen, as when iron oxidizes, forming rust.
permeable characteristic of a material that contains connected air spaces, or pores, that water can seep through easily.
Created by: abbydabby