Plate Tectonics Vocab Crossword Puzzle

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Across
  1. 5. the word for lava when it's still in the mantle
  2. 6. two plates moving away from each other
  3. 8. one plate sliding under another
  4. 9. the top layer of Earth; two types: oceanic and continental
  5. 10. two (or more) plates coming together
  6. 11. what denser oceanic crust is made of
Down
  1. 1. two plates sliding sideways
  2. 2. "all land" or "whole land"
  3. 3. divergent boundaries will result in these
  4. 4. what less-dense continental crust is made of
  5. 7. these are formed when subduction occurs, and oceanic crust melts as it enters the mantle (think Mt. St. Helens)