Chapter 9 Flashcards
(10 cards)
Demography
The study of populations
Age structure
The distribution of ages in a specific population at a certain time.
Survivorship
The percentage of members of a group that are likely to survive to any given age.
Fertility rate
The average number of children a woman gives birth to in her lifetime.
Migration
The movement of individuals from one area to another.
Life expectancy
The average number of years members of a population are likely to live.
Demographic transition
Is a model that describes how economic and social changes affect population growth rates.
Infrastructure
Is the basic facilities and services that support a community such as public water supplies, sewer lines, power plants, roads, schools, and hospitals.
Arable land
A land that can be used to grow crops.
Urbanization
The movement of people from rural areas to cities.
