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Weathering is the breaking down of rocks, soils and minerals as well as artificial materials through contact with the Earth's atmosphere, biota and waters and Erosion is the process by which soil and rock are removed from the Earth's surface by natural processes such as wind or water flow. Weathering is caused by water, as it freezes and thaws, as well as by chemical reactions that loosen the bonds holding rocks together.
Which of the following is the correct definition of "weathering"?
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