Ch 1 Vocabulary

Front

A long period without rain.

Back

drought

Front

thick sheets of ice

Back

glacier

Front

movement of people to another land

Back

migrate

Front

A possible explanation

Back

theory

Front

An object that someone made in the past

Back

artifact

Front

do only one kind of job

Back

specialize

Front

activity done for a special purpose or event

Back

ceremony

Front

high, flat landform that rises steeply from the land around it

Back

mesa

Front

Culture with organized system of government, religion, and learning.

Back

civilization

Front

long period of extreme cold on Earth

Back

Ice Age