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Earth Sci Ch 5 Voc
Question | Answer |
---|---|
the mechanical and chemical properties that change objects on earths surface over time | weathering |
when physical processes naturally break down rocks into smaller pieces | mechanical weathering |
changes the materials that are part of a rock into new materials | chemical weathering |
combines the element oxygen with other elements or molecules | oxidation |
is a mixture of weathered rock, rock fragments, decayed organic matter, And air | soil |
is the remains of something that was once alive | organic matter |
small holes and spaces | pores |
is the process of changing once living materials into dark colored organic matter | decomposition |
the starting material of soil | parent material |
the average weather of an area | climate |
is the average shape and steepness of an area | topography |
all of the organisms that are living in an area | biota |
are layers of soil formed from the movement of the products of weathering | horizons |