8th grade science chpt 7

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  1. all land
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    pangea
  2. earths crust and part of the upper mantle
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    plate
  3. theory that combined continental drift and seafloor spreading
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    plate tectonics
  4. hot, less dense material below the Earths crust rises toward the surface at mid-ocean ridges
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    seafloor spreading
  5. the entire cycle of heating rising, cooling and sinking
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    convection current
  6. boundary between two plates that are moving apart
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    divergent boundary
  7. Where two plates move together
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    Convergent boundary
  8. area where oceanic plates subducts, or goes down into the mantle
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    Subduction zone
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ccoe
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198130
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8th grade science chpt 7
Updated:
2013-02-14 17:47:14
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8th grade science chpt
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8th grade science chpt 7
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