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AP HUG vocab chapt 2
rubenstein vocab
| Question | Answer |
|---|---|
| demography | scientific study of population characteristics |
| overpopulation | number of people in an area exceeds the capacity of the environment to support life at decent standards |
| ecumene | portion of Earth's surface occupied by permanent human settlement |
| arithmetic density | total number of people divided by land area (aka population density) |
| physiological density | number of people supported by an unit area of arable land |
| arable land | land suited for agriculture |
| agricultural density | number of farmers per unit of arable land |
| Crude Birth Rate (CBR) | total number of live births in a year for every 1,000 people alive in the society |
| Crude Death Rate (CDR) | total number of deaths in a year for every 1,000 people alive |
| Natural Increase Rate (NIR) | percent by which a population grows in a year (excluding migration) |
| doubling time | number of years needed to double a population- assuming a constant NIR |
| Total Fertility Rate (TFR) | average number of children a woman will have in her child bearing years |
| Infant Mortality Rate (IMR) | annual number of deaths of infants less than one year old- usually expressed as number of deaths out of 1,000 births |
| life expectancy | average number of years a newborn infant can expect to live at current mortality levels |
| demographic transition | process of change in a society's population |
| agricultural revolution | time when humans first domesticated planes and animals, humans no longer relied on hunting/gathering |
| industrial revolution | conjunction of major improvements in industrial technology that transformed the process of manufacturing goods and delivering them to market |
| medical revolution | medical technology invented in Europe and North America diffused to poorer countries in Asia, Africa, and Latin America. |
| zero population growth | CBR and CDR are almost completely equal, NIR approaches 0 |
| population pyramid | a bar graph representing the distribution of population by age and gender |
| dependency ratio | number of people who are too young or too old to work compared to the number of people in their productive years |
| sex ratio | number of males per every 100 females |
| epidemiologic transition | distinctive causes of death in each stage of the demographic transition |
| epidemiology | branch of medical science concerned with the incidence, distribution, and control of diseases that affect large numbers of people |
| pandemic | a disease that occurs over a wide geographic area and affects a large percent of the population |
| megalopolis | used to designate large coalescing supercities that are forming diverse parts of the worlds |
| eugenic population policies | government policies deigned to favor one racial sector over others |
| chronic diseases | generally long-lasting afflictions now more common because of higher life expectancies |
| dot map | map where one dot represents a certain number of a phenomenon, such as population |
| population explosion | the rapid growth of the world's human population during the past century, attended by ever-shortening doubling times and acceleration rates of increase |
| child mortality rate | describes the number of children that die between the first and fifth years of their lives in a given population |