Across
- 2. to become very successful or very strong and healthy
- 4. the introduction of new ideas or methods
- 5. to make an animal able to work for people or live with them as a pet
- 7. relating to the last period of the Stone Age, about 10,000 years ago, when people began to live together in small groups and make stone tools and weapons
- 8. when large numbers of people go to live in another area or country, especially in order to find work
- 9. to gradually change your behaviour and attitudes in order to be successful in a new situation
- 12. changes gradually over a long period of time
- 13. a human being, or a member of the group of animals from which human beings have developed
- 15. relating to the Stone Age which is the period of time thousands of years ago when people used stone tools and weapons
- 16. to continue to live after an accident, war, or illness
Down
- 1. Time in human civilization when farming techniques drastically improved the mass cultivation of crops within a relatively short period of time
- 3. a member of a group of people that lives by hunting and looking for plants that can be eaten, rather than by keeping animals for food or by growing crops
- 6. a group of houses and buildings where people live, especially in a place where few people have lived before
- 10. new machines, equipment, and ways of doing things that are based on modern knowledge about science and computers
- 11. the typical weather conditions in a particular area
- 14. To gradually go from an advanced state to a less advanced state