Rowan's Dynamic Earth Crossword Puzzle

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Across
  1. 4. The crust that is the outermost layer of earth.
  2. 7. The geologist that came up with the idea of continental drift.
  3. 9. Juan De Fuca is an example of this.
  4. 10. The woman who was tasked with mapping the ocean floor in the year 1952.
  5. 12. An event that happens only every 780,000 years in which the magnetic polarities of earth switch.
Down
  1. 1. The theory that was turned into plate tectonics today.
  2. 2. A dark, volcanic rock, divergent boundaries are made up of this.
  3. 3. A crack in the Earth, caused by a divergent plate boundary of two continental plates pulling apart.
  4. 5. An event caused from a transform plate boundary of plates sliding past each other.
  5. 6. The innermost part of earth, it is very hot.
  6. 8. Caused from subduction, or oceanic divergent plate boundaries pulling apart.
  7. 11. The famous supercontinent, comes from the Greek words pan, which means all or entire, and gaea which means earth.