| A | B |
| prehistory | time before people invented writing |
| archeology | study of human life through physical remains |
| artifacts | objects made by people |
| technology | tools and skills people use to meet their needs |
| historians | people who study how people lived in past |
| geography | study of people , their environment, and the resources available to them. |
| latitude | measures distance north and south |
| longitude | measures distance east and west |