Chapter 2 Vocabulary Word Scramble
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| Question | Answer |
| Demography | The study of general population trends. |
| Population Density | Number of people per unit area of land |
| Arithmetic population density | Number of people per unit area of land. To calculate: Divide the population of an area by the amount of land (in sq miles or sq km). |
| Population Distribution | Description of spatial distribution of people, including where large numbers of people live closely together and where few people live. |
| Dot maps | Thematic map where individual symbols represent a certain number of cases of a phenomenon. For example, a map where one dot represents 100,000 people. |
| megalopolis | An urban agglomeration that stretches from Washington, DC in the south to Boston, Massachusetts in the North. |
| Natural increase rate | Shows how a country's population is changing without migration. |
| Crude birth rate (CBR) | The number of live births per year per thousand people. |
| Crude death rate (CDR) | The number of deaths per year per thousand people. |
| 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 (TFR) | 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 15-64 (working age population). |
| Child dependency ratio | Number of people between the age 0 and 14 for every 100 people between the ages 15-64 (working age population). |
| Population composition | Structure of a population in terms of age, sex, and other properties such as marital status and education. |
| Population pyramids | 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. Model based on population change in western Europe. |
| 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 (IMR) | Probability per 1000 live births that a child will die before reaching the age of 1 year. |
| Life expectancy | The average number of years a person is expected to live. |
| Epidemiological transition | Change in the pattern of mortality in a society from high mortality among infants (including malnutrition and diarrheal disease) and periods of widespread famine to high mortality from de generative 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. |
| Degenerative diseases | Generally long-lasting afflictions, now more common because of longer life expectancies. |
| Genetic or 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 pf mosquitos. |
| 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 (also called anti-natalist) |
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