unit 1 world geo vocab

an underground layer of rock that stores water

member of the nomadic desert people's of north africa and southwest asia

a neutral area separating conflicting forces

an independent state consisting of a city and the surrounding land and villages

highly organized society marked by advanced knowledge of trade, government arts, science, and often written language

a solemn pledge or agreement (like a contract)

fan-like landform made of deposited sediment, left by a river that slows as it enters the ocean

the statistical study of human populations and characteristics that can include information on population size, density, growth, and organizational groupings such as race, gender, or age

the removal of salt from ocean water

area of land having a very warm climate and receiving less than 10 inches of sporadic rainfall annually