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20 Cards in this Set
- Front
- Back
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The composition of the inner core is that |
The inner core is made up of solid iron and nickel |
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The main rocks that make up the oceanic and continental crust are |
Granite and bast |
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The layer of the mantle below the Iithosphere is the |
Asthenosphere |
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Where is the thickest layer of the crust is located |
Under the continents |
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The materials that make up the lithosphere |
Sold /upper most part of the mantle |
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What layer is below the continental crust |
Lithosphere |
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The four layers of earth which layer is the thinnest and lowest density |
Crust |
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Which layer is the thickest |
Mantle |
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Why is the mantle more dense than the crust |
Cause of iron and magnesium |
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List the layers of earth top from bottom |
Crust,mantle,outer core, and the inner core |
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The process in which the ocean flow sinks below a deep ocean trench and back into the mantle |
Subduction |
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This causes the movement of tectonic plates |
Convention currents |
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Where do mountains normally occur |
The crust |
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What causes the movement of tectonic plates |
Convention currents |
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What causes the forming of mountains and vocanoes along the edge of a continent |
Oceanic and continental |
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What type of plate boundary occurs at the ring of fire in the Pacific Ocean |
Convergent boundary |
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What evidence have scientists collected that proves the breaking apart of pangaea |
Fossils |
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Plates that slide past each other is called what kind of boudary |
Transform boundary |
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Plates that move away from each other or break apart is called what kind of boudary |
Divergent boundary |
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The movement of continents away from each other is called |
Contintal drift |
