Oklahoma History Ch. 1 Vocab Review

Front

Underground basin holding water from rainfall, lakes, and ponds.

Back

aquifer

Front

A deep sunken area.

Back

basin

Front

Isolated hill or mountain with steep sides, smaller than a mesa.

Back

butte

Front

Average weather of an area over 25-30 years.

Back

climate

Front

A long period without rainfall.

Back

drought

Front

An interacting system of living organisms and their nonliving environment.

Back

ecosystems

Front

Height of a place above sea level.

Back

elevation

Front

Surroundings

Back

Environment

Front

Wearing away of land by wind or water.

Back

erosion

Front

Fuel from dead plants/animals; includes oil, gas, coal.

Back

fossil fuel