| A | B |
|---|
| prehistory | time before there was writing |
| hunter gatherers | people who hunt animals and gather wild plants |
| migrate | to move from place to place |
| technology | way in which humans produce the items they use |
| land bridge | strip of land connecting two continents |
| domestication | changing plants and animals to make them more useful |
| agriculture | farming |
| surplus | extra supply |
| artifacts | objects created by and used by humans |
| archaeology | study of the past based on what people left behind |
| culture | knowledge, beliefs and customs of a people |
| nomad | person who travels from place to place |
| social division | a group that does a certain kind of work |
| carbon dating | a method to estimate the age of something |
| anthropology | study of how people develop and live in groups |
| geography | study of relationship of physical features, climate and people |
