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Chapter 4 Lesson 1

TermDefinition
asthenosphere partially melted portion of the mantle below the lithosphere
convection circulation within fluids ,caused by differences in density and thermal energy
convergent boundary where two plates move towards each other
divergent boundary where two plates move away from each other
lithosphere crust and uppermost part of the mantle
plate tectonics theory that states that earth's surface is broken into large, rigid pieces that move with respect to each other
subduction process that occurs when one tectonic plate moves under another tectonic plate
transform boundary where two tectonic plates slide past each other
Created by: FSylvia
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