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24 terms

AP chapter 2 (population)

STUDY
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Dot Map
Maps where one dot represents a certain number of a phenomena.
Natural Increase
Natural population growth measured as the excess of live births over live deaths.
Crude Birth Rate
Number of live births yearly, per 1000 people.
Crude Death Rate
Number of yearly deaths, per 1000 people.
Population Distribution
Discription of locations on the Earth's surface where populations live.
Physiological Population Density
The number of people per unit area of arable land.
Arithmetic Population Density
The number of people expressed as an average per unit area. Derived from population/unit squared. Usually Misleading
Population Composition
Structure of a population in terms of age, sex, and other properties.
Population Pyramid
Displays the percentages of each age group using horizontal bars; males to the left of the center bar, females to the right.
Chronic Diseases
Long-lasting afflictions that are now more common due to longer life expectancies.
AIDS
Weakens immune system over a period of years; Caused by the Human Immunodeficiency Virus(HIV)
Life Expectancy
How long, on average, a person is expected to live.
Restrictive Population Policies
Polices designed to decrease the rate of natural increase.
Population Density
A measure of the number of people per given unit of land.
3 types
Eugenic Population Policies
Government policies that favor one racial or cultural sector over others.
Expansive Population Policies
Government policies that incourge larger families and increasing population growth.
Population Explosion
The rapid growth of the World's human population for the last century.
Stationary Population Level
The level at which a national population ceases to grow.
Demographic Transition Model
A model of changes in population growth exhibited by countries undergoing industrialization. Has 4 stages.
Child Mortality Rate
A figure that describes the number of children that die between the ages of 1 to 5.
Infant Mortality Rate
A figure that describes the number of babies that die within the first year of their birth.
Doubling Time
The time required for a population to double in size.
Census
A periodical and official count of a country's population.
Megalopolis
The term used to designate coalescing supercities that are developing in diverse parts of the world.