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13 Cards in this Set
- Front
- Back
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plate tectonics
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the theory that Earths crust is broken on the asthenosphere
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convergent boundary
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where two tectonic plates move toward each other.
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divergent boundary
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Where two tectonic plates are moving away from each other
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transform boundary
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where two tectonic plates move alongside each other. in an opposite direction producing earth quakes
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ridge push
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Oceanic lithosphere at a mid-ocean ridge pushes the plate underneath the continental plate.
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slab pull
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second method that causes plates to move.
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convection
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the circulation or gas
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subduction zone
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the region where one lithospheric plate moves under another one into the asthenosphere
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stress
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an amount of force on a body of rock that causes deformation
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deformation
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the changing of the shape of a rock
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compression
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stress that occurs when forces act to squeeze an object
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tension
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stress that occurs when forces act to stretch an object
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folding
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the bending of rock layers due to stress
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