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Earh's Dynamic 2

Crust & Interior

TermDefinition
Epicenter Point on Earth’s surface directly above the focus
Fault Crack in Earth’s crust where movement occurs
Focus Point in Earth’s crust where earthquake actually occurs
Hot Spot Location of high heat flow which heats up crust in an isolated location not along plate boundary
Island Arc Chain of volcano islands where an oceanic plate sub ducts under another oceanic plate
Isostacy Crust’s property of being buoyant is displayed in this concept
Lava Liquid rock on Earth’s surface
Lithosphere Layer of Earth composed of crust and rigid mantle
magma Liquid rock below Earth Surface
Mercalli Scale Earthquakes ranking method based on amount of destruction
Created by: sjjwhite
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