POPULATION:
Infant mortality rate: Is the number of children that dieds under the age of one year.
Dependency ratio: Is an age population ratio of those typically not in labor force.
Family planning: It's the controlling of the number of children one family want to have.
A more economically developed country (MEDC): Countries with a rich environment and materials.
A less economically developed country (LEDC): Poor countries.
Overpopulation: So much people live in the same place.
Under population: Not enough people live in a place.
Life expectancy: It's the average of years that one person may expect to live.
Dependent population: It's a part of the population that doesn't work a relies on other for the goods and services they consume.
Population piramids/age-gender structures: Diagrams that depict the distribution of the population at particular time and location.
Fertility rate: The number of children that would be born from a woman over a lifetime.
Ageing population: The old population.
Population distribution: Place that people live.