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Questions and Answers
Name of Earth Layer Key Facts
Name of Earth Layer Key Facts
Crust
Thinnest layer of the earth 18 miles thick below land - called continental crust 6 miles thick below the oceans - called oceanic crust
Thinnest layer of the earth 18 miles thick below land - called continental crust 6 miles thick below the oceans - called oceanic crust
Crust
Contains convection currents that move the tectonic plates
Contains convection currents that move the tectonic plates
Mantle
Made up of mostly magma
Made up of mostly magma
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Made up of mostly liquid iron and nickel
Made up of mostly liquid iron and nickel
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The densest layer of the earth
The densest layer of the earth
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Made up of mostly solid iron and nickel
Made up of mostly solid iron and nickel
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Scientists believe that the inner core is solid because it has immense pressure on it from the layers above.
Scientists believe that the inner core is solid because it has immense pressure on it from the layers above.
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Scientists believe that the spinning of the inner core and the outer core causes earth’s magnetic field.
Scientists believe that the spinning of the inner core and the outer core causes earth’s magnetic field.
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Continental crust and ______ crust
Continental crust and ______ crust
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Name of ______ Plate
Name of ______ Plate
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Convergent: When two tectonic plates ______ and push into each other
Convergent: When two tectonic plates ______ and push into each other
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What Does This Plate ______ Create. When 2 continental crusts collide, they create
What Does This Plate ______ Create. When 2 continental crusts collide, they create
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When 2 oceanic crusts collide, they both sink into the mantle and create
When 2 oceanic crusts collide, they both sink into the mantle and create
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When an oceanic crust collides with continental crust, the oceanic crust subducts (or slides underneath) the continental crust and they create
When an oceanic crust collides with continental crust, the oceanic crust subducts (or slides underneath) the continental crust and they create
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Divergent ______
Divergent ______
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When two tectonic plates divide or pull away from each other
When two tectonic plates divide or pull away from each other
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Transform plates create
Transform plates create
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Divergent plates create
Divergent plates create
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