1.- Population: organisms or species of the same group that live in the same area.
2.- Demography: the study of human population
3.- Birth Rate: number of births per 1000 people in one year.
4.- Death Rate: number of deaths per 1000 people per year.
5.- Population Growth Rate: the average annual percent in population change.
6.- Total Population: group of people that lives in a certain area
7.- Relative Population:relation of the number of people and the area it occupies.
8.- Migration: physical movement from one area to another.
9.- Emigrants: leaving one country to settle in another
10.- Immigrants: settling down in another country or area that is not yours.
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