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Unit 2
Unit 2 Vocabulary
| Term | Definition |
|---|---|
| Agricultural Density | The ratio of the number of farmers to the total amount of land suitable for agriculture. |
| Arithmetic Density | The total number of people divided by the total land area. |
| Census | A complete enumeration of a population. |
| Crude Birth Rate (CBR) | The total number of live births in a year for every 1 |
| Crude Death Rate (CDR) | The total number of deaths in a year for every 1 |
| Demographic Transition | The process of change in a society's population from a condition of high crude birth and death rates and low rate of natural increase to a condition of low crude birth and death rates |
| Dependency Ratio | The number of people under the age of 15 and over age 64 |
| Ecumene | The portion of Earth's surface occupied by permanent human settlement. |
| Infant Mortality Rate (IMR) | The total number of deaths in a year amoung infants under one year old for every 1 |
| Life Expectancy | The average number of years an individual can be expected to live |
| Medical Revolution | Medical technology invented in Europe and North America that is diffused to the poorer countries of Latin America |
| Natural Increase Rate (NIR) | The percentage growth of a population in a year |
| Overpopulation | The number of a people in an area exceeds the capacity of the environment to support life at a decent standard of living. |
| Physiological Density | The number of people per unit of area of arable land |
| Sex Ratio | The number of males per 100 females in the population. |
| Total Fertility Rate (TFR) | The average number of children a woman will have throughout her childbearing years. |
| Zero Population Growth (ZPG) | A decline of the total fertility rate to the point where the natural increase rate equals zero. |
| Doubling Time | Number of years needed to double a population. |
| Demography | Scientific study of population characteristics. |
| Maternal Mortality Rate (MMR) | Annual number of female deaths per 100 |
| Elderly Support Ratio | Number of working-age people divided by the number of 65 and older. |
| Industrial Revolution | A period of rapid growth in the use of machines in manufacturing and production that began in the mid-1700s |
| Antinatalist Policy | A government plan to decrease the birth rate |
| Arable Land | land suitable for growing crops |
| Carrying Capacity | Largest number of individuals of a population that a environment can support |
| Epidemic | A widespread outbreak of an infectious disease. |
| Epidemiologic Transition | distinctive causes of death in each stage of the demographic transition |
| Epidemiology | Branch of medical science concerned with the incidence |
| Pandemic | Disease that occurs over a wide geographic area and affects a very high proportion of the population. |
| Population Pyramid | A bar graph representing the distribution of population by age and sex. |
| Pronatalist Policy | a government policy to encourage citizens to have more children |
Created by:
ladyhogan
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