Across
- 6. very large star with high luminosity and low surface temperature
- 8. the color that can penetrate the ocean water the deepest
- 10. most accurate representation of the features of the earth
- 12. measured in degrees from 0 to 90
- 13. sinks down in density stratification
- 16. is an imaginary line running mostly along the 180 degree meridian
- 18. dividing the area into equal sections
- 19. it rained 10 million years to create what
- 21. marine and air navigators use _____ to measure distance
- 22. meridians of longitude pass through the
- 23. homolosine distorts this as little as possible
- 24. parallels of latitude form complete circles around the globe, what to the equator
- 26. 1.85 km equals ___ nautical mile(s)
- 27. measured in degrees from 0 to 180
- 29. a person who draws and produces maps
- 34. twinkle because of
- 35. another name for the Arctic sea
- 36. the ocean that covers ⅓ of the earth
- 37. 10% of earth is covered in
- 38. established boundaries in 1955
- 40. the ocean that is the warmest
Down
- 1. because the temperature dropped it caused it to
- 2. the earth was formed 4.54 ____ years ago
- 3. the navigation when you use the sun, moon and stars to find your way
- 4. in a supernova what collapses in a star
- 5. means half
- 7. have become extra
- 9. the type of boundary the UN established
- 11. release of volatile substances and water vapor
- 14. covered by 5.5% of ice
- 15. Africa bordered by the Atlantic ocean to the
- 17. in size Australia is the
- 20. North America includes Central America,mexico,and…
- 25. the earth is shaped like an ____
- 28. cloud of cold dust and gas within a galaxy
- 30. the major shipping ocean
- 31. lasted 100,000 years
- 32. the earth is tilted on a _____ of 23.5
- 33. the milky way is the earth’s
- 39. covered by 4.4% of ice