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Vocab Week 14 17-18

the rigid outer part of the earth, consisting of the crust and upper mantle Lithosphere
the upper layer of the earth's mantle, below the lithosphere, where convection is thought to occur. Asthenosphere
an elastic wave in the earth produced by an earthquake Seismic Wave
Theory that Earth’s outer layer is made up of large, moving pieces called plates Tectonic Plate Theory
a hypothetical supercontinent that included all current land masses, believed to have been in existence before the continents broke apart Pangaea
A person who studies what the Earth is made of and how it was formed Geologist
German scientist who developed the theory of continental drift Alfred Wegner
the locations where two tectonic plates interact Plate Boundaries
Created by: kjonesteacher