Across
- 3. a narrow water passage between longer bodies of water
- 5. a tax on imports
- 6. the sharing of power between the national government and state local government's
- 7. to go around completely;to sail around the world
- 8. resistance of an organism to infection or disease the condition of being unaffected by something
- 10. a community of living beings and the surroundings in which they live
Down
- 1. Spanish explorer in the Americans in the 1500
- 2. economic system in which individuals and businesses own the factors of productions and buyers and sellers choose to do business with those who satisfy their needs and wants best
- 4. natural feature of the earth's land surface
- 9. a sea route between the Atlantic and pacific oceans located along the north coast of north america