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Ms. Correia's First Vocabulary Unit, for the first vocab test.
Crude Birth Rate
the number of live births per one thousand of the population in a year
Crude Death Rate
The number of deaths per one thousand of the population in a year
Natural Increase Rate (NIR)
The difference between the birth rate and death rate. If it is positive, it is termed natural increase. If it is negative it is known as natural decrease.
Total Fertility Rate
The average number of children a woman has during her lifetime.
Dependency Ratio
The number of people who are too young or too old to work.
Life Expectancy at Birth
The average number of years a newborn infant can expect to live under current mortality levels.
Pro-Natalist Policies
Policies that promote larger families and more children.
Population Pyramid
A bar graph representing the distribution of population by age and sex.
Economically Active
Those aged between 16-64 who are eligible to work.
Anti Natalist Policy
Population policies to slow down population growth by reducing births. (Like Chinese one child policy)
Mortality Rate
Number of deaths in relation to the population in a given time.
Age Structure
Number of males and females of each age in a population.
Agriculture
Farming
Sanitation
Maintaining a clean condition in order to promote hygiene and prevent disease.
Urbanization
Movement of people from rural areas to cities.
Economic Development
The improvement of living standards by economic growth.
Epidemiologic Transition Model
The process of change in the distinctive causes of death in each stage of the demographic transition.
Epidemiology
Branch of medical science concerned with the incidence, distribution, and control of diseases that affect large numbers of people.
Youth Dependents
The number of people in a population under the age of 15. (Depend on their parents and guardians)
Elder Dependents
The number of people in a population over the age of 65. (Depend on younger care-takers)
Gender Imbalance
Unequal number of men and women in a place.
Age Imbalance
Having too many youth dependents or too many elder dependents in relation to the economically active. (More people need than people who can provide.)
Note 
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