Across
- 3. something that makes a person want to join that place
- 6. a negative result of agriculture
- 8. movement to a different place
- 10. what most early Stone Age tools were made out of
- 13. city in Michigan with bacteria in the water
- 15. more than you need
- 16. stereotypes about which jobs men or women should do
- 17. original inhabitants of Australia
- 18. something or someone comes to a new place and invades the environment with many negative results
Down
- 1. anything that requires work/effort
- 2. giant sheet of ice
- 4. sharing the work with a group
- 5. many major cities are located close to this
- 7. after the Old Stone Age, many tools were made of this
- 9. farming
- 10. help scientists and historians to understand prehistoric people and societies
- 11. anything that makes life easier
- 12. a shelter made by leaning materials on one another
- 13. allowed people to have warmth, heat, and cook their food
- 14. where human life originated
- 19. something that makes a person want to leave
