AP Human Geography Chapter 2 Key Terms
Terms
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- doubling time
- time required for a population do double
- child mortality rate (CMR)
- number of children that die between the first and fifth year of their lives
- population distribution
- description of locations on the Earth's surface where populations live
- infant mortality rate (IMR)
- describes the number of babies that die within the first year of their lives
- eugenic population policies
- government policies to favor one racial sector
- chronic diseases
- long lasting afflictions now more common because of higher life expectancies
- life expectancy
- how long, on average, a person may be expected to live
- expansive population policies
- government policies that encourage large families
- dot maps
- maps where one dot represents a certain number of a phenomenon, such as population
- natural increase
- population growth measured as excess of live births over live deaths
- demographic transition
- multi stage model of changes in population growth in countries undergoing industrialization
- AIDS
- Acquired Immune Deficiency Syndrome
- population density
- a measurement of the number of people per given unit of land
- population explosion
- rapid growth of worlds human population during the last century
- census
- a periodic and official count of a country's population
- megalopolis
- term used to designate large coalescing supercities that are forming in diverse parts of the world
- restrictive population policies
- government policies to reduce the rate of natural increase
- physiologic population density
- the number of people per unit area of arable land
- stationary population level (SPL)
- level at which national population ceases to grow
- crude birth rate (CBR)
- number of live births yearly per thousand people
- population composition
- structure of a population in terms of age, sex, and other properties
- arithmetic population density
- the population of a country or region expressed as an average per unit area
- population pyramids
- visual representation of age and sex composition of a population
- crude death rate (CDR)
- number of live deaths yearly per thousand people