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Science Key Terms

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