Across
- 2. Spanish explorer in the Americas during the 1500s
- 6. to go around completely
- 7. resistance of an organism to infection or disease; the condition of being unaffected by something
- 9. a community of living things and the surroundings in which they live
- 10. the sharing of power between the national government and state and local governments
Down
- 1. a sea passage between the Atlantic and the Pacific along the north coast of North America
- 3. economic system in which individuals and businesses own the factors of production, and buyers and sellers choose to do business with those who satisfy their needs and wants best
- 4. a tax on imports
- 5. natural feature of the Earth’s land surface
- 8. a narrow water passage between larger bodies of water