United States Geography Set 2

Prime Meridian

An imaginary line that divides the earth into Western and Eastern hemispheres

Hemisphere

Half of the earth

Equator

An imaginary line that divides the earth into Northern and Southern hemispheres.

Physical Characteristic

Geographic features that were not made by humans, but occur naturally in the landscape.

Human Characteristic

Geographic features that were made by humans

Elevation

The height of an area above sea level

Climate

Weather over a long period of time

Precipitation

Water that falls to the ground as rain, sleet, hail, or snow

Population

The number of people living in a certain place (city, state, country)

Population Density

The number of people living in a measured area (usually per square mile).

Metropolitan Area

A large city and the surrounding towns

Region

An area (part of a country) that has some common characteristics