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6th Grade Weathering
Weathering Erosion Deposition
Term | Definition |
---|---|
weathering | breaking down of rock by wind, water, ice, plants, animals, acids |
erosion | the moving of weathered rock and other material by gravity, water, wind, and ice |
deposition | act of dropping of sediment in a new place |
compaction | process of packing layers of soil tightly together from the pressure of layers up above |
sediment | particles of rock or soil that may be eroded and deposited |
igneous | rocks created when magma or lava cools |
sedimentary | rock formed over many years from layers of sediment being pressed together |
metamorphic | rocks formed when an existing rock is exposed to extreme heat and pressure |
fossil | any remains, traces, or imprints of organisms from the past |