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DSMS Geology

TermDefinition
catastrophism the idea that geologic events occur suddenly
crystallization when a solid forms into an organized structure called a crystal
erosion when sediment is carried away, usually by wind or water
fossil the solidified remains or imprints of a once
igneous rock rock formed when lava and magma cools
metamorphic rock rock formed when existing rock is squeezed and/or partly melted.
paleontologist a scientist who studies fossils and ancient life.
Pangaea a large landmass that contained all the present
plate tectonics the study of the movements of Earth's continental plates
rock cycle the process involving the formation and recycling of rock.
sedimentary rock rock formed when sediment is lithified
superposition principle that states younger rocks are on top of older rocks
uniformitarianism the idea that geologic processes are slow and that those occurring today also occurred in the past at the same rates
weathering the gradual breakdown of rock, usually by wind or water
fossil fuel coal, oil, natural gas, and other fuels that are ancient remains of plants and animals.
sedimentation the action or process of forming or depositing sediment
cementation the process in which dissolved minerals crystallize and glue particles of sediment together
deformation the change in the shape of rock in response to pressure and stress
Created by: csimpson
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