| A | B |
|---|
| technology | the way in which humans produce the items they use |
| domesticate | to tame |
| harvest | to gather |
| excavation site | a site where archaeologists uncover artifacts |
| agriculture | the raising of plants or animals for human use |
| surplus | an extra supply |
| nomad | a person who travels from place to place without a home |
| social division | a group that does a certain type of work |
| climate | the average weather conditions of a place over a long span of time |
| carbon dating | a method of estimating the age of somthing after it has died |
| Stone Age | the period of time when humans relied primarily on stone tools |
| Old Stone age | the early, longer period of the Stone Age when little progress was made |
| New Stone Age | the late period of the Stone age when humans made great improvements in technology |
