Geology Vocabulary Review Part 2

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Across
  1. 4. the thin, rocky outer covering of Earth’s surface
  2. 8. the theory that Pangaea broke up and the pieces moved into their current locations
  3. 9. a break in a rock where one side moves relative to the other side
  4. 11. a sudden release of energy that is created when tectonic plates move
  5. 12. the thick; semi-solid interior of Earth that flows like hot taffy
Down
  1. 1. when tectonic plates are forced back into the mantle and melt into magma
  2. 2. a long, undersea mountain chain that forms along the floor of the major oceans
  3. 3. the circulation of the mantle that causes tectonic plates to move above it
  4. 5. a block of lithosphere that consists of the crust and upper mantle
  5. 6. the boundary between two tectonic plates that are sliding past one another horizontally
  6. 7. the boundary between two tectonic plates that are moving away from one another
  7. 8. the boundary formed where two tectonic plates collide
  8. 10. the giant landmass that once formed when all continents were connected