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Science Key Terms

6th Period: Danielle Rowe
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Across
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A force that acts on rock to change its shape or volume.
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The process in which oceanic crust sinks beneath a deep-ocean trench and back into the mantle at a convergent boundary.
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The theory that pieces of Earth's lithosphere are in constant motion, driven by convection currents in the mantle.
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A large area of flat land elevated high above sea level.
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A type of fault where the hanging wall slides downward; caused by tension in the crust.
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The process by which molten material adds new oceanic crust to the ocean floor.
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A type of fault where the hanging wall slides upward; caused by compression in the crust
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An upward form in rock formed by compression of the Earth's crust.
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A deep valley that forms where two plates move apart.
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A break in Earth's crust where masses of rock slip past each other.
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Stress that pushes masses of rock in opposite directions, in a sideways movement.
Down
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A downward fold in rock formed by compression in Earth's crust.
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Stress that stretches rock so that it becomes thinner in the middle.
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The block of rock that forms the lower half of a fault.
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Stress that squeezes rock until it folds or breaks.
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A type of fault in which rocks on either side move past each other sideways; with little up or down motion.
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The block of rock that forms the upper half of a fault.
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A section of the lithosphere that slowly moves over the asthenosphere, carrying pieces of continental and oceanic crust.
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An undersea mountain range where new ocean floor is produced; a divergent plate boundary.
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A major belt of volcanoes that rims the pacific ocean.