aquatic science

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Across
  1. 1. 5.5% of the ice on earth
  2. 7. what latitude circles around the globe and parallels
  3. 9. year the UN established major boundaries
  4. 13. the death of a star
  5. 14. 4.5% of the ice on earth
  6. 16. longitudinal line of reference
  7. 20. continent bordered by three bodies of water
  8. 21. warmest out of the ocean basins
  9. 23. includes three countries
  10. 24. second largest ocean
  11. 26. also known as the Northern ocean
  12. 27. where the prime meridians cross a city
  13. 28. borders all of south panama
Down
  1. 2. an interstellar cloud of dust
  2. 3. one out of the two most common elements
  3. 4. includes all countries south of panama
  4. 5. age of the earth
  5. 6. borders to the west of africa
  6. 8. another term for latitude
  7. 10. Smallest land mass
  8. 11. what stars release to twinkle
  9. 12. borders north of africa
  10. 15. covers 30% of the earth with water
  11. 17. one of the two most common elements in the universe
  12. 18. what will the sun become in 6 million years
  13. 19. another term for longitude
  14. 22. continent of the south pole
  15. 25. the name of our galaxy