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19 Cards in this Set
- Front
- Back
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The composition of the inner core |
Iron and nickel |
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The main rocks that make up the oceanic and Continental crust are |
Basalt and granite |
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That layer of mantle below the litho sphere |
Ashenosphere |
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Where is the thickest layer of crust located |
Continental |
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What materials make up the litho sphere |
Magma magnisium |
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What layer is below the continental crust |
Mantle |
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Of the four layer which is the thinnest and has the lowest density |
Crust |
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Which layer of earth is the thickest |
Mantle |
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Why is the mantle more dense than the crust |
Thicker than crust |
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List the four layer in order |
Crust mantle outer core inner core |
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The process in which the ocean flow sinks below a deep ocean trench and back in the mantle |
Subduction |
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This causes the movement of tectonic plates |
Convection current |
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Where do mountains normally occur |
Convergent boundaries |
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What causes the forming of mountains and volcanoes along the edge of a continent |
Convergent boundaries |
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What type of plate boundary occur at the ring of fire |
Convergent |
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What evidence do scientists have that proves the breaking of pangea |
Fossils from different continents |
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Plates that slide past each other with little to no up or down movement are what type of boundary |
Transform |
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Plates that move away from e each other is called |
Divergent |
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The movement of continents away from each other is called a |
Rift valley |
