Across
- 4. Percent of ocean covered in ice
- 6. Horizontal lines around the Earth
- 7. 1 Nautical mile per hour
- 11. Largest ocean
- 12. Why stars twinkle
- 13. Continent of the south pole
- 16. What year did the UN establish major boundaries
- 20. All countries south of Panama
- 22. Vertical lines around the Earth
- 23. Second largest ocean
- 25. Star explosion
- 27. How many years did it have to rain to make the oceans
- 28. Nebula
Down
- 1. Most accurate representation of Earth's features
- 2. How many years ago did he Earth form
- 3. Percent of land covered in ice
- 5. Smallest ocean
- 8. Another word for longitude
- 9. Red giant
- 10. Includes United States and Mexico
- 14. Smallest continent
- 15. Imaginary line which the Earth rotates around
- 16. Percent of Earth covered in ice
- 17. 1 Degree
- 18. Release of a gas
- 19. First organisms on Earth
- 21. Earth belongs to which galaxy
- 24. Warmest ocean
- 26. Another word for latitude
- 27. Degrees in between each meridian