click below
click below
Normal Size Small Size show me how
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 |