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Inside Earth 1:5

Ch.1. sec.5 Theory of plate tectonics

TermDefinition
Plate A slab of Earth's lithosphere that can move around on the planets surface
scientific theory A well-tested concept that explains a wide range of observations about a particular scientific question.
plate tectonics The the theory that states that pieces of Earth’s lithosphere are in constant, slow motion, driven by convection currents in the mantle.
fault A break in Earth's lithosphere where one block of rock moves toward, away from, or past another.
transform boundary Two plates sliding horizontally past each other
divergent boundary Place where two of Earth's tectonic plates are moving apart
rift valley a deep valley that forms when two plates drift apart
convergent boundary a boundary between lithospheric plates where the plates move toward one another and one plate is recycled into the mantle
Created by: boltonoli12
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