Ms. Dickson's Crossword Puzzle

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Across
  1. 3. supercontinent
  2. 4. a system that transports nutrients
  3. 7. the idea of continentals slowly moving apart over time
  4. 10. Scientist who contributed to Seafloor Spreading
  5. 12. a sugar
  6. 13. outermost part of the earth
Down
  1. 1. a scientist who discovered genetics
  2. 2. a system that Controls and coordinates body movements and senses
  3. 5. an organism that makes its own food
  4. 6. an organism that cannot make their own food
  5. 8. scientist who contributed to Continental Drift
  6. 9. a method using sound waves to determine depths and sizes of objects
  7. 11. hottest part of the earth