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Unit 2 Vocab
AP Human Geography
| Term | Definition |
|---|---|
| demography | study of the statistics of the changing population regarding births, deaths, disease |
| Overpopulation | more people than resources |
| ecumene | inhabited land |
| census | official count of a population |
| population distribution | the arrangement of people living in a given area |
| arithmetic population density | total number of people/total land area |
| physiologic population density | total population/total areable land |
| agricultural density | total number of farmers/farmable land |
| crude birth rate | number of births per 1,000 people |
| crude death rate | number of deaths per 1,000 people |
| natural increase rate | difference between the number of live births and number of deaths occurring in a year |
| doubling time | amount of time it take for a population to double |
| total fertility rate | number of children who would be born per woman during child bearing years |
| life expectancy | average time a person is expected to live |
| population pyramid | graph that shows distribution of various age groups within a population |
| dependency ratio | measure showing the number of dependents (0-14, 65-older) to the total population |
| sex ratio | number of males to females in a population |
| demographic transition model | illustrates the transition from high birth and death rates to low birth and death rates as a country develops |
| agricultural revolution | transition from paleolithic diet to a diet of cultivated foods due to a more productive form of agriculture |
| industrial revolution | started in Britain during 18th century, rapid development of industry because of advanced machinery |
| medical revolution | the leap of medical knowledge in stage 2 of the demographic transition |
| zero population growth | constant level of population by only producing enough births to replace the current population |
| linear growth | population grows by the same amount in each time step |
| exponential growth | rapid growth in population compared to total number |
| Neo-Malthusians | those who believe in population control programs to ensure resources for current and future populations |
| family planning | the practice of controlling the number of children in a family and the intervals between their births |
| epidemiological transition | a sudden increase in population growth rates due to medical innovation |
Created by:
amberlague
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