Plate Tectonics

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Across
  1. 3. rock with large crystals
  2. 4. dark dense rock
  3. 6. study of planet Earth
  4. 7. mantle and crust together
  5. 8. dense ball of metal
  6. 10. large land masses
  7. 11. shape the earth by wearing away mountains
Down
  1. 1. layer of hot rock
  2. 2. force pushing on an area
  3. 5. material that forms the Earth
  4. 6. scientists who study the forces that make and shape planet earth
  5. 9. Earth's outer skin
  6. 10. forces shape the earth by mountains and landmasses