Across
- 4. general shape of earth
- 5. primary reference line of latitude
- 6. lines of latitude are also called
- 8. north america includes mexico, canada and ?
- 9. allows people to navigate without estimated caculations
- 11. reference line around the earth connecting the poles
- 14. largest ocean on earth
- 15. cold water sinks and hot water rises
- 16. what caused it to rain
- 17. smallest ocean
- 19. imaginary line earth rotates on
- 20. 5.5% is covered
- 22. how long did accretion last
- 24. releasing gas and vapor
- 25. cloud of gas and dust
- 26. name of continent of the south pole
- 29. what galaxy is earth in
- 30. 4.5% is covered
Down
- 1. half a sphere
- 2. 2 types of boundaries
- 3. high light and low temp
- 7. a star exploding
- 10. political boundary that separates north and south america
- 12. how long did it rain for to fill the oceans
- 13. equaled to 2,025 yards
- 18. equals 1.15mph
- 21. Ocean that connects the polar waters
- 22. the year the UN established major boundaries
- 23. large body of water or saltwater
- 27. smallest land mass
- 28. color that penetrates the ocean waters the deepest