APHUG Unit 2 Chapter 3 Vocabulary

Agricultural Density

The total number of farmers per unit of arable land (pg. 68)

Arable Land

Land that can be used to grow crops (pg. 67)

Arithmetic Density

The total number of people per unit area (pg. 67)

Carrying Capacity

The maximum population size an environment can sustain (pg. 69)

Climate

The long-term patterns of weather in a region

Crude Birth Rate

The number of births in a given year per 1,000 people in a given population (pg. 77)

Crude Death Rate (CDR)

The number of deaths in a given year per 1,000 people in a given population (pg. 78)

Demographics

Data about the structures and characteristics of human populations (pg. 77)

Dependency Ratio

The number of people in a dependent age group divided by the number of people in the working-age group multiplied by 100 (pg. 74)

Dispersed

Spread out (pg. 63)

Fertility

The ability to produce children (pg. 77)

Human Migration

The permanent movement of people from one place to another (pg. 65, 111)

Infant Mortality Rate (IMR)

The number of deaths of children under the age of one per 1,000 live births (pg. 79)

Landforms

The natural features of Earth’s surface (pg. 64)

Life Expectancy

The average number of years a person is expected to live (pg. 79)

Mortality

Deaths as a component of population change (pg. 78)

Physiological Density

Total number of people per arable land (pg. 67)

Population Density

The number of people occupying a unit of land (pg. 67)

Population Distribution

Where people live in a geographic area (pg. 63)

Population Pyramids

A graph that shows the age-sex distribution of a given population (pg. 81)

Sex Ratio

The proportion of males to females in a given population (pg. 75)

Subsistence Agriculture

Development that meets the needs of the present without compromising the ability of future generations to meet their own needs (pg. 23)

Temperate Climates

A climate with moderate temperatures and adequate precipitation amounts (pg. 64)

Total Fertility Rate (TFR)

The average number of children a woman will have during her childbearing years (ages 15 to 49) (pg. 78)

Crude Density

The same as Arithmetic Density