| A | B |
| Paleolithic Age | Old Stone Age |
| Neolithic Age | New Stone Age |
| domesticate | to tame animals for human use |
| specialization | the act of training for a particular job |
| technology | tools and methods used to perform tasks |
| monarchy | a type of government led by a king or queen |
| nomad | a person who moves from place to place |
| bronze | a mixture of copper and tin |
| Ice Ages | times of extreme cold when great sheets of ice covered parts of the Earth |