| A | B |
| prehistory | the long period of time before written records |
| pre | before |
| migrate | to move from place to place |
| agriculture | the raising of plants and animals for human use |
| domesticate | to tame wild plants and animals |
| archaeology | the study of the past based on objects that were left behind |
| artifact | objects made by man, left from long ago |
| Old Stone Age | time of the hunters and gatherers |
| New Stone Age | time of the discovery of farming |
| archaeologist | person who studies/practices archaeology |
| surplus | an extra supply - more than you need |
| scarcity | not having enough of something - the opposite of surplus |
| irrigation | the process of supplying water to crops |
| culture | includes the techonolgy, art, customs and beliefs of a people |
| nomads | people who move from place to place with no permanent home |
| emergence | the gradual beginning or coming out of something |
| agricultural community | a community that grows crops and raises animals |
| hunter-gatherer community | A community where people gather food and hunt animals |
| Neolithic Age | New Stone Age |
| Paleolithic Age | Old Stone Age |
| land-bridge | A strip of land connecting two continents. |