History
the written record of what has happened in the past
Circa
about or around
Secondary source
records based on primary sources
primary source
eye witness/first hand
prehistory
the time before writing was discoverd
Technology
the use of skills and tools to meet practical needs.
Agriculture
the raising of crops and animals for human use
Turning point
a moment when the course of history is changed for better or worse.
Surplus
an extra supply of something
Domesticate
train plants and animals to be useful people.