Plate Tectonics Earth Systems Vocabulary

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Across
  1. 2. The Broken up pieces of the lithosphere
  2. 6. Boundary between 2 plates moving away from each other (separate, divide)
  3. 7. Places where tectonic plates meet.
  4. 8. Theory explaining how tectonic plates move and change shape.
  5. 10. Ring of volcanoes around the pacific plate
  6. 11. Process of new oceanic crust forming as magma rises toward the surface and solidifies
Down
  1. 1. Occurs when 2 tectonic plates collide, and one plate moves under the other and sinks into the mantle
  2. 3. Boundary formed by collision of 2 plates (collide, crash, collision)
  3. 4. Boundary between 2 plates that are scraping past each other (slide,scrape)
  4. 5. The landmass that existed when all continents were joined together
  5. 9. Hypothesis that the continents once formed a single land mass, broke up, and drifted to their present location.