Across
- 2. a very old weapon, tool, or other thing found
- 3. Old Stone Age with Hunter-Gatherers (2.5 million years ago to 10,000 BC)p.124
- 5. a scientist who studies artifacts and fossils
- 7. job, duty, p.125
- 8. tame animals
- 10. New Stone Age when people learned Farming (8000BC to 4000BC)p.127
- 11. a person who regularly moves from place to place
- 12. changes that greatly affect many areas of life, p.127
- 13. Middle Stone Age with people herding animals (10,000BC to 8,000BC)p.127
Down
- 1. development of different kinds of jobs
- 4. a very old trace of plants or animals preserved in rock
- 6. a scientist who studies human development
- 9. tools and methods that help humans perform tasks