Chapter 7 & 8 Crossword

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Across
  1. 3. Bordered by the Atlantic to the west, the red sea to the east, and the Mediterranean north
  2. 6. Most accurate representation of the Earth
  3. 7. Earth belongs to which galaxy?
  4. 8. 10% of the Earth
  5. 9. Smaller particles clumping together into larger masses
  6. 12. Latitudinal line of reference
  7. 13. 1 nautical mile per hour
  8. 15. Single continuous landmass that includes Asian and Europe
  9. 17. Why stars twinkle
  10. 18. Which continent includes the south pole?
  11. 20. What is the name of the line drawn close to 180 meridian that separates neighbors by 24 hours
  12. 21. Map that distorts the continents as little as possible
  13. 22. How long did it have to rain to create the oceans?
  14. 24. When a star blows up.
  15. 25. Which continent includes the United States, Mexico, and Canada
  16. 26. Which ocean is the largest in size?
  17. 27. Started the expansion of the universe from a geometric point
  18. 30. How long did accretion last
Down
  1. 1. Cloud of cold dust and gas within a galaxy
  2. 2. Longitudinal line of reference
  3. 4. Which ocean is the smallest and coldest?
  4. 5. Iron sunk to the middle of the planet and lighter material went to surface
  5. 9. Which continent is the smallest in size?
  6. 10. Which ocean is the warmest?
  7. 11. Most commonly found map in classroom
  8. 14. When a star gets old and it gets full of different gasses
  9. 16. How stars and planets were formed
  10. 19. Which ocean is the second largest, the major shipping ocean?
  11. 23. Includes all the countries south of Panama
  12. 28. Prime Meridian runs through this city in England
  13. 29. What year did UN establish major boundaries?