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8 Cards in this Set
- Front
- Back
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plate tectonics
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causes continental drift; is the unifying concept of the Earth sciences
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Curie temperature
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the temperature below which a magnetic mineral remains magnetic
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Where are the youngest/oldest rocks in the ocean found?
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Youngest: Mid-oceanic ridge
Oldest: along the continental boundaries |
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How old are all of the oceans?
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Less than 180 million years
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transform-fault boundaries
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plates slide horizontally past each other
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divergent boundaries
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plates move apart and create new lithosphere
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convergent boundaries
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plates collide and one is pulled into the mantle and recycled
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what is a subduction zone?
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when one plate slides under another
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