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Chapter 2 Vocab
AP Human Geography vocab
Question | Answer |
---|---|
Demography | The study of general population trends |
Population density | A measure of total population relative to land area |
Arithmetic population density | Number of people per unit area of land |
Physiologic population density | Number of people per unit area of arable land |
Population distribution | Description of spatial distribution of people, including where large numbers of people live closely together and where few people live |
Dot map | Thematic map where individual symbols represent a certain number of cases of a phenomenon |
Megalopolis | A huge urban agglomeration that stretches from Washington, DC in the south to Boston, Massachusetts in the north |
Natural increase rate | Difference between number of births and deaths in a year |
Crude birth rate | Number of live births per 1000 people among a population in an area in a year |
Crude death rate | Number of deaths per 1000 people among a population in an area in a year |
Contraceptive prevalence rate | Percent of women who are currently using or have a sexual partner who is using a method of contraception |
Doubling time | Time required for a population to double in size |
Total fertility rate | The average number of children born to a woman of child-bearing age |
Old-age dependency ratio | Number of people 65 years of age or older for every 100 people between the ages of 15-64 |
Child dependency ratio | Number of people between the ages of 0 and 14 for every 100 people between the ages of 15-64 |
Population composition | Structure of a population in terms of age, sex, and other properties such as marital status and education |
Population pyramid | A graphic representation of the age and sex composition of a population |
Demographic transition | Observation that a country’s birth rate and death rate change in predictable ways over stages of economic development |
Zero population growth | A state in which a population is maintained at a constant level because the number of deaths is exactly offset by the number of births |
Infant mortality rate | Probability per 1000 live births that a child will die before reaching age 1 year |
Life expectancy | the average number of years a person is expected to live |
Epidemiological | Change in the pattern of mortality in a society from high mortality among infants and periods of widespread famine to high mortality from degenerative diseases which coincide with longer life expectancies. |
Infectious diseases | Diseases that are spread by bacteria, viruses, or parasites. Infectious diseases diffuse directly or indirectly from human to human. |
Chronic diseases | Generally long-lasting afflictions, now more common because of longer life expectancies |
Inherited diseases | Diseases caused by variation or mutation of a gene or group of genes in humans. |
Malaria | Vectored disease spread by a certain type of mosquitoes |
Expansive population policies | Government policies designed to encourage large families and raise the rate of population growth |
Eugenic population policies | Government policies designed to limit population growth among a certain group of people |
Restrictive population policies | Government policies designed to reduce the rate of natural population increase |