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the theory of plate tectonics is the Earth's solid outer crust the lithosphere is separated into plates that move

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the theory of plate tectonics is the Earth's solid outer crust the lithosphere is separated into plates that move

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subduction is when an oceanic plates goes under another plate

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subduction is when an oceanic plates goes under another plate

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Tectonic plates are the crust and uppermost mantle

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Tectonic plates are the crust and uppermost mantle

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seafloor spreading is the formation of new areas of oceanic crust which occurs through the rising of magma at midocean ridges

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seafloor spreading is the formation of new areas of oceanic crust which occurs through the rising of magma at midocean ridges

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the lithosphere is the outer part of the earth made of the crust and upper mantle

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the lithosphere is the outer part of the earth made of the crust and upper mantle

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Mid-ocean ridges happen when 2 oceanic plates colide

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Mid-ocean ridges happen when 2 oceanic plates colide

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Sonar is when a sort of waves are used to detect objects

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Sonar is when a sort of waves are used to detect objects

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a trench is formed when a oceanic plate subducts under another plate

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a trench is formed when a oceanic plate subducts under another plate

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hot spots are spots under the crust that spew magma from below land

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hot spots are spots under the crust that spew magma from below land

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continental drift theory is the theory that the plates of earth move

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continental drift theory is the theory that the plates of earth move

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conduction is when electricity flows through an object

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conduction is when electricity flows through an object

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pangaea is what the land was called when still 1 land mass

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pangaea is what the land was called when still 1 land mass

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transform boundary is when 2 plates slide past each other

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transform boundary is when 2 plates slide past each other

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divergent boundary is when 2 plates move apart from each other

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divergent boundary is when 2 plates move apart from each other

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convergent boundary is when 2 plates push against each other

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convergent boundary is when 2 plates push against each other