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Chapter 2 Vocabulary
Definitions for the 28 vocabulary words in Chapter 2.
Term | Definition |
---|---|
Demography | The study of things such as birth, income, death, and disease to show changes in human populations. |
Population Density | The number of people living in a particular unit of area of land. |
Arithmetic Population Density | Number of people living in a unit area of land. |
Population Distribution | Detail about the spatial distribution of people. |
Dot Maps | A type of thematic map where dots of differing sizes are used to show a number of cases for a phenomenon. |
Megalopolis | The urban agglomeration which goes from Washington, D.c., to Boston, Massachusetts. |
Natural Increase Rate | Difference between deaths and births every year. |
Crude Birth Rate (CBR) | Number of births per 1000 people within a population per year. |
Crude Death Rate (CDR) | Number of deaths per 1000 people within a population per year. |
Contraceptive Prevalence Rate | Percent of women/partners using a method of contraception. |
Doubling Time | The time it takes for a population to double |
Total Fertility Rate (TFR) | The average number of children born to a woman. |
Old-Age Dependency Ratio | Number of people aged 65+ to people aged 15-64 (workers). |
Child Dependency Ratio | Number of people aged 0-14 to people aged 15-64 (workers). |
Population Composition | Structure of a population based on age, sex, and other factors. |
Population Pyramid | A graphic for the age and sex composition of a population. |
Demographic Transition | A prediction of change in a country's birth or death rate based on economic development, |
Zero Population Growth | The state of a population's birth rate being exact to its death rate. |
Infant Mortality Rate (IMR) | The chance per 1000 births that a child will die before the age of 1. |
Life Expectancy | How long people in a population are predicted to live. |
Epidemiological Transition | Change in the pattern of mortality in a society from high mortality among infants and times of widespread famine to high mortality from degenerative diseases which coincide with longer life expectancies. |
Infectious Diseases | Disease spread by viruses, bacteria, and parasites. |
Degenerative Diseases | Disease which only gets worse over time. |
Genetic or Inherited Diseases | Disease caused by genetics, can not be spread. |
Malaria | A disease spread by mosquitos. |
Expansive Population Policies | Government policies designed to increase population. |
Eugenic Population Policies | Government policies deigned to limit population increase to certain people. |
Restrictive Population Policies | Government policies designed to reduce population. |