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Plate Tectonics

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Term
Definition
Inner Core   1,250km thick. Iron and nickel. Solid and metallic.  
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Outer Core   2,200km thick. Iron and Nickel. Liquid and metallic.  
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Lower Mantle   Silica rocks. Solid and rocky  
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Upper Mantle   Lowest part of lithosphere. Solid  
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Asthenosphere   The part of the upper mantle that flows like trickle.  
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Mohorovicic Discontinuity (Moho)   A thin band near the top of the upper mantle. It marks change from crust to mantle  
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Crust   5-100km think. Contains minerals such as quartz and feldspar found in igneous rock, such as granite, sedimentary and metamophic rocks  
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Lithosphere   Crust, Moho and Upper Mantle  
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Created by: mairerose
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