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Unit 2 lesson 6+7


volcano any place where gas,ash,or melted rock come out of gthe ground.
magma melted rock
lava magma that has reached Earth's surface
vent opening of a volcano
techtonic plates giant sections of lithosphere on Earth's surface
hot spot a location where a column of extremely mantle rock (mantle plume) risks through the athenosphere
uniformitarianism principle that states that geologic processes that happened in the past can be explained by current geologic processes
fossils the trace or remains of an organism that lived long ago; most commonly preserved in sedimentary rock.
trace fossil a fossilized structure that formed in sedimentary rock by animal activity on or in soft sediment
climate describes the weather conditions in the area over a long period of time
ice core a long cylinder of ice
Created by: redgina