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10 Cards in this Set
- Front
- Back
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demography
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is the study of populations
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age structure
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the distribution of ages in a specific population at a certain time
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survivorship
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is the percentage of members of a groug that are likely to survive to any given age
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fertility rate
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the number of babies born each year per 1,000 woman in a population
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migration
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the movement of individuals between areas
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life expectancy
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the average number of years members of a population are likely to live
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demographic transition
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is a model that describes how economic and solcal changes affect the population growth rates
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infrastructure
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is the basic facilites and services that supports a community
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arable land
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growing populations may have a shortages
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urbanization
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the movement of people from rural areas to cities
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