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1
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the solid outerlayer of earth that consists of crust
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2
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areas of volcanism within the interiors of lithospheric plates
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3
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a break in the body of a rock along which one blocks slides relative to another
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4
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a vent in earth's surface through which magma and gases are expelled
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5
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the process by which earths crust breaks apart
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6
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the boundary between tetonic playes that are colidiing
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7
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a liquid rock that forms under the earth's surface
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9
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describes magma or rock that is rich in magnesium & iron
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10
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any activity that includes the movement of magma onto eatth's surface
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13
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the super continent that formed 300 million years ago
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16
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a piece of lithosphere tha has a unique geologic history
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18
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describes magma or rock that is rich in light colored silicate materials
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23
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when magma erupts into earth's surface
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24
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the amount of force per unit area that acts on a rock
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