Population Flashcards
What is an immigrant
A person who moves to a new country with the intention of staying
Define demography
Study of population numbers, distribution, trends, and issues
What is an emigrate
A person who leaves their country of origin to live permanently in another country
What is the dependency load?
Portion of the population that is not in the workforce, total people under 14 and over 65
What is the rule of 70
In demographics, process whereby you divide 70 by the population growth rate to estimate how many years it will take for the country’s population to double
What is the population Pyramid?
A graph that to depicts population distribution by age and sex
What is birth rate?
The number of births per 1000 people of a given population
How do you figure out birth rate?
Number of births per year divided by population x 1000
What is death rate?
The number of deaths per 1000 people of a given population
What is the formula for death rate?
Number of deaths per year divided by population x 1000
What is natural increase?
It is the difference between the birth rate and the death rate
What is the formula for natural increase?
Birth rate - death rate
What is population density?
The number of people per square kilometer of land area
What is the formula for population density?
Population divided by area
The best way to compare populations of different countries is through what?
Population Pyramids
