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unit 2 vocabulary ap
unit 2
Question | Answer |
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Demography | the scietific study of population characterisitcs |
overpopulation | the number of people in an area exceeding the capacity of the environment to support life at a decent standard of living |
ecumene | the portion of earths surface occupied by permanent human settlement |
arithmetic density | the total number of people divided by the toatl land area |
physiological density | the number of people per unit o f area of arable land, which is land suitable for agriculture |
agricultural density | the ration of the number of farmers to the amount of land suitable for agriculture |
crude birth rate | te total number of live births in a year for every 1,000 people alive in a society |
crude death rate | the total number of deaths in a year for every 1,000 people alive in a society |
natural increase rate | the percentage growth of a population in a year,computed as the crude birth rate minus the crude death rate |
doubling time | the number of years needed to double a population, assuming a constant rate of natural increase |
life expectancy | the average number of years an individual can be expected to live, given current social, economic, and medical conditions. Life expectancy at birth is the average number of years a newborn infant can expect to live |
toatl fertility rate | the average number of children a woman will have throughout her childbearing years |
infant mortality rate | the total number of deaths in a year among infants under 1 year old for every 1,000 live births in a society |
demographic transition | the process of change in a societys population from a condition of high crude birth and death rates and low rates of natural increase to a condition of low crude birth and death rates low rate of naturla increase and a higher total populaton |
agricultral revolution | the time when human begins first domesticated plants and animals and no longer relied entirely on hunting and gathering |
industrial revolution | a series of improvements in industrial technology that transfered the process of manufacturing goods |
meical revolution | medical technology invented in europe and and north america that is different to the poorer countiresof latin america, asia, africa. improved medical practices have eliminated many of the traditonal causes of deaths in poorer countries |
zero population growth | a decline of the total fertility rate to the point where the natural increase rate equals zero. |
population pyramid | bar graph representing the distribution of population by age and sex |
dependency ratio | the number of people under the age of 15 and over the age of 64 compared to the number of people active in the labor force |
sex ratio | the number of males per 100 females in the population |
epidemologic transition | distinctive cause of death in each stage of the demographic |
pandemic | disease that occurs over a wide geographic are and affects a very high portion of the population |
emigration | migration from a location |
immigration | miration to a new location |
push factor | a factor that includes people to leave old residences |
pull factor | a factor that induces people to move to a new location |
inernational migration | permanent movement from one country to another |
internal migration | permanant movement within a particular country |
interragional migration | permanent movement from one region of a country to another |
intraregional migration | permanent movement within one region of a country |
voluntary migration | permanent movement undertaken by choice |
forced migration | permanent movement compelled usually by cultural factor |
chain migration | migration of people to a specific location because realtives or members of the same nationality previously migrated there |
urbanization | an increase in the percentage of the number of people living in urban settlements |
step migration | long migration that occurs as a journey of smaller steps from one place to another until the destination is reached |
undocumented immigrants | people who enter a country without proper documents |
guest workers | workers who migrate to more developed countries of northern wand western europe or from north africa looking for higher paying jobs |
refugees | people who are forcedto migrate from their home country and cannot return for fear of persecution because of their race, religion, nationality, memebership is a social group or political opinion |
brain drain | large scale emigration by talented people |
quotas | in reference to migration, laws that place maximum limits on the number of people who can immmigrate to a country each year |
antinatalist population policy | restrictive policy that discourages people from having babies |
pronatalist population policy | expansive policy that encourages more live births in a population |
eugenic population policy | policy that encourages some groups of people to have babies and discriminates against other groups, discouraging their reproduction |
female infanticide | in response to restrictive population policies, families kill their female infants so they can try to have male babies |
neo malthusians | comtemporary believers in thomas malthus orginial ideas. they call for sustainable population growth to be achieved through birth control teachingd and regional attention to birth patterns |
rustbelt | decay of once bustling factory based economy regions of the northeast U.S |
sunbelt | growth of the economy in the sunny regions of the southern U.S that developedas the dominance of the factory based economy in the northeastn US decreased |
U.S quota act of 1921 | immigration legislation that limited the number of people from any one country and discriminated against Asians and favored European migrants |