Across
- 2. the line of latitude at 0° degrees
- 5. vertical lines on a map
- 8. horizontal lines on a map
- 9. the innermost layer of the earth
- 11. the largest continent
- 12. largest desert in the world
- 13. the number of oceans in the world
Down
- 1. most popular map tool
- 2. Blue planet
- 3. dwarf planet
- 4. study of earth is called
- 6. largest river
- 7. round model of the earth
- 10. area where land meets the sea or ocean