plate tectonics cross word

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Across
  1. 3. a loose sleeveless cloak or shawl
  2. 4. crust the thick part of earths crust that forms large land mass
  3. 7. is the theory that Earths outer crust is divided into several plates that glide over the plastic-like and less rigid asthenosphere
  4. 9. a long narrow hilltop, mountain range
  5. 10. crust a thin layer of crust that underline the ocean basins
Down
  1. 1. the formation of new areas of oceanic crust
  2. 2. drift the gradual movement of the continents across the earths surface though geological time
  3. 5. the upper layer of earths mantle
  4. 6. the rigid outer part of the earth
  5. 8. a long narrow ditch