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Plate Tectonics and Earth's Layers

Teacher: Mrs. Snodgrass
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Across
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Solid part of earth
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Type of boundary that is responsible for "adding/forming" new land
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Type of boundary that is responsible for "recycling" land
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Two types of crust: continental and _______
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Type of crust that is buoyant and will NOT subduct at a convergent plate boundary
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2 oceanic plates moving apart (divergent) form this
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This theory helps explain volcanic eruptions and earthquakes
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Country that is located on top of 2 diverging plates
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A mid-ocean ridge has what type of rocks near it
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2 plates move towards each other at this type of boundary
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Earthquakes happen when there is a lot of ____ on the rocks
Down
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Deep ocean trenches form at these zones
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Land feature that forms when 2 continental plates converge together
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Innermost part of Earth (no spaces)
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Plates move horizontally past each other at this boundary
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Type of currents that are responsible for plate movement
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Below the lithosphere
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Very thin layer where we live
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Original supercontinent
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Crust and uppermost part of mantle make this up
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Type of crust that is more dense and will subduct at a convergent plate boundary
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2 continental plates moving apart (divergent) form this
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These features are usually found at convergent boundaries
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Volcanic activity away from plate boundaries
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Where convection currents are located
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The lithosphere is divided into 12 of these