science vocabulary

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Across
  1. 2. the soft part of the mantle that tectonic plates move on
  2. 4. layer of rock between the earths crust and core
  3. 6. the strong lower part of the mantle between the asthosphere and the outer core
  4. 8. one rock layer is stretched at its boundaries
  5. 9. the thin and outer layer of the earth
  6. 11. that occurs when forces act to squeeze an object
  7. 14. the process by which new oceanic lithosphere forms as magma rises
  8. 15. rock layers break the resulting surface they break and slide on
Down
  1. 1. is the boundary between two tectonic plates that are moving away
  2. 3. the solid most outer layer of the earth
  3. 5. made up of the lithosphere
  4. 7. the central part of the earth
  5. 10. the boundary when two plates are sliding past each other
  6. 12. the theory that all continents were once together
  7. 13. when parts of the earth crust rise
  8. 14. is the sinking of regions of the earths crust to lower elevations