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domesticate

to tame; to bring plants or animals under human control

nomad

person who moves from place to place in search of food; no permanent settlement

Stone Age

(archeology) the earliest known period of human culture, characterized by the use of stone implements

geography

the study of the earth's surface, climate, continents, countries, peoples, industries, and products.

oral traditions

stories passed down by word of mouth

archaeologist

a scientist who examines objects to learn about the human past

prehistory

the time before written records

history

all that is remembered of the past as preserved in writing

irrigation

supplying dry land with water by means of ditches etc

surplus

a quantity much larger than is needed

artisan

one able to do skilled work with the hands; a craftsperson

civilization

a society with cities, a central government, job specialization, and social classes

social class

a group of people with similar backgrounds, incomes, and ways of living

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