Across
- 3. having temperatures that don't get too cold but can be hot and humid
- 6. narrow strip of land connecting two larger pieces of land
- 7. imaginary line dividing the Earth in half between Northern and Southern hemispheres
- 9. great in size or amount
- 12. rough, broken, rocky terrain
- 13. large area of flat land with few trees
- 15. river that moves the highest amount of water on Earth
- 16. a main, continuous expanse of land (7 of these in the world)
- 17. to take on as one of your own
- 18. world's longest mountain system
- 19. original inhabitant
Down
- 1. someone who studies buildings, graves, tools, and other objects from the past
- 2. the amount of space occupied by a three dimensional substance
- 4. pattern of weather over a significant period of time
- 5. period of time before written records
- 8. a mountain range in eastern North America near the Atlantic coast
- 10. to reach out
- 11. people born in a biological line of a family
- 12. a specified area or space
- 14. a period of 100 years