Paleolithic Age
the period of human prehistory that lasted until about 12,000 years ago.
Technology
the use of skills and tools to meet practical needs.
Agriculture
the raising of crops and animals for human use (farming and domesticating animals).
Turning point:
A moment when the course of history is changed for better or worse.
Domesticate:
rain plants and animals to be useful to people.
Surplus
an extra supply of something.
specialization
people training to do one particular type of work to focus on one skill
trade
the exchange of goods. good for a good service for a good