AP Human Geography Unit 2.1

Demography

The scientific study of population characteristics.

Distribution

the arrangement of a feature in space

Density

the degree of compactness of a substance.

Arithmetic Density

The total number of people divided by the total land area.

Physiological Density

The number of people per unit of area of arable land, which is land suitable for agriculture.

Agricultural Density

The ratio of the number of farmers to the total amount of land suitable for agriculture

Concentration

A measurement of how much solute exists within a certain volume of solvent

pattern

The geometric or regular arrangement of something in a study area.

Ecumene

The portion of Earth's surface occupied by permanent human settlement.

carrying capacity

Largest number of individuals of a population that a environment can support

Overpopulation

The number of people in an area exceeds the capacity of the environment to support life at a decent standard of living.

zero population growth

A decline of the total fertility rate to the point where the natural increase rate equals zero.

stationary population level (SPL)

The level at which a national population ceases to grow

population concentrations

Areas of the world with large population density.

crude birth rate

The total number of live births in a year for every 1,000 people alive in the society.

Crude Death Rate (CDR)

The total number of deaths in a year for every 1,000 people alive in the society.