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4 Cards in this Set
- Front
- Back
A rigid layer of earth about 100
km. thick. |
Lithosphere
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A plasticlike layer of earth wich the lithosphere plates float upon.
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Asthenosphere
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Earth's crust and part of the upper mantle are broken into parts is.
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Plate Tectonics
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A cycle of heating, cooling, rising, and sinking is called.
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Convection Current
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