Earth Science 2.2.4 quiz
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unconformity
the eroded surface that lies between two groups of strata
geologic column
the order of rock layers
fault
a fracture in the earth's crust along which rocks move
intrusion
a large mass of igneous rock forced between or through layers of existing rock
law of superposition
a law that states that layers found lower in the sedimentary rock formation are older than layers found closer to the top of the formation
