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Chapter 2 Vocab AP G

Chapter 2 Vocabulary AP Human Geography

arithmetic density is the total number of objects in an area
agricultural density the ratio of the number of farmers to the total amount of land suitable for agriculture
census a complete enumeration of a population
crude birth rate the 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 the society
demographic transition the process of change in a society's population from a condition of high crude birth rate and death rates and low rate of increase to a condition of low crude birth and death rates, low natural increase, and higher total population
demography the scientific study of population characteristics
dependency ratio the number of people under age 15 and over 64 compared to the number of people active in the labor force
doubling time is the number of years needed to double a population assuming a constant rate of natural increase
ecumene the proportion of Earth's surface occupied by permanent human settlement
epidemiological transition medical researchers have identified _____________ ___________ focuses on distinctive health threats in each stage of the demographic transition
epidemiology is the branch of medical science concerned with the incidence, distribution, and control of disease that are prevalent among a population at a special time and are produced by some special causes not generally presented in the affected locality
industrial revolution began in the United Kingdom in the late eighteenth century and diffused to the European continent and North America during the nineteenth century
infant mortality rate is the annual number of deaths of infants under one year of age, compared with total live births
life expectancy at birth measures the average number of years a newborn infant can expect to live at current mortality levels
medical revolution the late twentieth- century push of developing countries into stage two
natural increase rate is the percentage by which a population grows in a year
overpopulation a situation in which the number of people in an area exceeds the capacity of the environment to support life at a decent standard of living
pandemic is a disease that occurs over a wide geographic area and affects a very high proportion of the population
physiological density the number of people supported by a unit area of arable land called ___________ ____________
population pyramid a country's distinctive population structure can be displayed on a bar graph called _____________ ______________
sex ratio the number of males per 100 females in the population
zero population growth a country reaches stage 4 of the demographic transition when the CBR declines to the point where it equals the CDR and the NIR approaches zero
Created by: agnann
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