| A | B |
| irrigation | supplying land with water through a network canals |
| surplus | more of a thing than is needed |
| artisan | skilled worker (made baskets, clothing, jewelry) |
| civilization | society with cities, government, and workers |
| social class | group of people with similar backgrounds, wealth, and ways of living |
| bronze | mixture of copper and tin |
| king | most powerful person in a city |
| noble | wealthy person or military official |
| Caves of Lascaux | contains well-preserved paintings made by early humans |
| Ice Man | well-preserved early human who had tools and clothes; found in 1991 |