Plate Tectonics Crossword Puzzle

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Across
  1. 1. Rising magma pushing ends of plates up and apart (2 words)
  2. 6. Landform created when continental plates separate (2 words)
  3. 11. Type of crust that is more dense and younger
  4. 13. Landform created when 2 oceanic plates collide (3 words)
  5. 16. Landform created when 2 continental plates collide (2 words)
  6. 18. First person to suggest the existence of Pangaea (2 words)
  7. 19. Source of thermal energy for convection currents in the mantle
  8. 20. Movement that occurs in the mantle and moves the plates (2 words)
  9. 21. Boundary where two plates collide
  10. 22. Border where two plates interact
  11. 23. Continental plates do not subduct because they are less __ than oceanic plates
Down
  1. 2. Sinking end of plate pulling remaining plate into mantle (2 words)
  2. 3. Where new oceanic crust forms (3 words)
  3. 4. Area where one plate sinks under another plate (2 words)
  4. 5. Type of crust that is less dense and thicker
  5. 7. Giant chunks of Earth's crust (2 words)
  6. 8. Boundary where two plates divide
  7. 9. Boundary where two plates slide
  8. 10. Landform created when 2 plates slide alongside of each other
  9. 12. Occur at ALL types of plate boundaries (Can be deep or shallow)
  10. 14. When oceanic plates collide, what determines which subducts?
  11. 15. Thinnest and outermost layer of Earth
  12. 17. Deep landform created by a subducting plate