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32 terms

Ch. 4,5,7 AP Human Geography key terms

Ch. 4 5 and 7 vocab for mr. skeie's class!
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arithmetic population density
the population of a country or region expressed as an average per unit area. The figure is derived by dividing the population of the areal unit by the number of square kilometers or miles that make up the unit
census
a periodic and official count of a country's population
demography
the study of patterns and rates of population change, including birth and death rates, migration trends, and evolving population distribution patterns.
density
a description of the quantity per unit area of a given object or living organism.
distribution
how people are spread out
physiologic population density
the number of people living per unit area of arable land
population concentration
places with the largest percentages of population
population data
data about population derived from census
population density
a meaurement of the number of people per given unit of land
population geography
a subdivisional human geography that focuses on the spatial aspects of demography and the influences of demographic change on particular places.
age-sex pyramid
graphic representation (profile) of a population showing the percentages of the total population by age or sex, normally in five year groups.
crude birth rate (CBR)
number of live births per year per thousand people in the population
crude death rate (CDR)
number of deaths per thousand
demographic transition cycle
high birth rates and death rates are followed by plunging death rates, producing a huge net population gain; this is followed by the convergence of birth rates and death rates at a low overall level.
demography
study of population
doubling time
number of years it takes for the population to double
exponential growth
cumulative or compound growth of a population over a given time period
infant mortality
a figure that describes the number of babies that die within the first year of their lives in a given population
linear growth
growth that occurs in uniform amount in equal time period
natural increase
population growth measured as the excess of live births over deaths per one thousand individuals per year. does not reflect emigrant or immigrant movements.
population composition
structure of a population in terms of age, sex, etc.
population explosion
the rapid growth of the world's human population during hte past century, included short doubling times and accelerated rates of increase.
population structure
same as composition
stationary population level (SPL)
the level at which a national population ceases to grow
total fertility rate (TFR)
the average number of children born to a woman during her lifetime, as expressed for a total population
eugenic population policy
government policy designed to favor one racial sector over others
Eugenic Protection Act
policy enacted by the Japanese government that legalized abortion for social, medical, and economicc reasons
expansive population policy
government policy that encourages large families and raises the rate of population growth
immigration laws
designed to restrict the immigration of Chinese people to California
negative population growth
a less than zero growth
one-child policy
a Chinese policy to induced married couples to have only one child
restrictive population policy
government policy designed to reduce the rate of natural increase.