Chapter 7 & 8 Crossword

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Across
  1. 3. The Atlantic ocean covers about __ _______ of the Earth.
  2. 5. ___ covers about 1/10 of the Earth.
  3. 6. The Pacific ocean covers about __ _______ of the Earth.
  4. 11. A modern practice of position fixing that enables a navigator to travel through space.
  5. 14. What is the smallest major land mass?
  6. 15. Africa is bordered by the Atlantic ocean to the ____.
  7. 16. What land mass includes Europe and Asia?
  8. 18. A star that increases in brightness because of an explosion.
  9. 19. The largest ocean basin.
  10. 20. Latitude is noted in degrees ____ or South of the Equator.
  11. 24. The ocean basin that connects the polar waters.
  12. 28. The warmest ocean basin that contains a trade route between africa and Asia.
  13. 30. The line drawn by the 180 degree meridian separating neighbors by 24 hours.
Down
  1. 1. How long did it rain to create the oceans?
  2. 2. Unit used in measuring distance at sea.
  3. 4. An interstellar cloud of dust, hydrogen, helium, and ionized gases.
  4. 7. What is the longitudinal line of reference?
  5. 8. Layers of water with a cold, dense one at top and a warm one at bottom.
  6. 9. A person who draws and produces maps.
  7. 10. What galaxy are we in?
  8. 12. The release or give off of a gas or vapor.
  9. 13. What is the latitudinal line of reference?
  10. 17. Imaginary line at which a body rotates.
  11. 21. What is the continent of the south pole?
  12. 22. Longitude is noted in degrees ____ or west of the Prime Meridian.
  13. 23. In 1955, the UN established major __________.
  14. 25. A large star of high luminosity and low surface temperature.
  15. 26. The first organisms on Earth were ________-like.
  16. 27. Meridians of longitude pass through both _____ of the Earth.
  17. 29. The smallest and coldest ocean basin.