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29 Cards in this Set
- Front
- Back
tectonic plates consist of both______________(land)and_________(water)plates.
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continental and oceanic.
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wegener thought that all continents were once together in one large continent callled_________
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pangea.
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the area where two tectonic plates meet is called a_________.
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boundary.
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when plated collide a___________boundary is formed.
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convergent.
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an example of a geological feature caused by a convergent boundary in the united states is________and___________.
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rockies and aps.
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when plates separate a___________boundary is formed.
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divergent.
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an example of geological feature formed by a divergent boundary ____________________
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east african rift.
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when plates slide past each other a __________boundary is formed
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transform.
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an example of a geological feature caused by a transform boundary in the united states is______________
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sanandreas fault.
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a possible result of plates moving along a transform boundary is__________.
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earthquake.
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new oceanic lithosphere forms as a result of___ _____ ________.
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sea floor spreading.
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evidence for sea floor spreading has come from________ ________ on the ocean floor.
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magnetic minerals.
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the outermost layer of the earth is called the____sphere.
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litho.
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the liquid layer of the earths core is called the____________.
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outercore.
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the force that can lead to mountains with sharp jagged peaks is called_______.
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tension.
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what is an example of a type of mountain in the united states.
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tetons.
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sea floor spreading takes place at___ _____ ______.
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mid ocean ridges.
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the part of the earth on thick tectonics plates move is the _____________
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asthenosphere.
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the bending of rock layers due to stress in the earths crust known as______.
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folding.
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the type of mountain that forms when rock layers are squeezed together and pushed upward is a ______ mountain.
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folded.
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an upward arching rock layer is called an________.
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anticline.
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a downward arching rock layer is called a_________.
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cycline.
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the hypothesis that states that the continents were once one large mass that broke apart is the__________________.
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continental drift theory.
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the layer of rock that comprises 67% of earths mass is the_______.
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mantle.
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the layer of earth that is made mostly of iron and its most dense is the ____.
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core.
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the thin,solid layer outermost layer above is the______
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crust.
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the rigid layer made up of crust and upper mantle is the ____________ mesosphere.
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mesosphere.
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the deep interior of the earth can be mapped using_______________.
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sesmic waves.
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the global positioning system can map the rate of tectonic plate movement using_________________.
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ground stations.
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