Key knowledge Flashcards
(18 cards)
Population density
The number of people living in a set area( usually km2)
Sparsely populated
When there are a small number of people in an area( usually km2)
Not crowded
Densely populated
When there are lots of people living in an area( usually km2)
Crowded
Ageing population
An increased PROPORTION of older people within a population
Fertility rate
The number of babies born per women
Life expectancy
The average number of years a person is expected to live
Pension
Money paid from the government to retired people
Pensioners
Someone who receives pension from the government as they do not work anymore
Migration
The long term or permanent movement of people from one area to another.
Birth rate
The number of births per 1000 of the population
Death rate
The number of deaths per 1000 of the population
Natural increase
The difference between death rates and birth rates. How the population size changes simply because of birth and deaths (not migration)
Population distribution
How people are spread across an area.
Social
To do with people or communities
Economic
To do with money
Environmental
To do with the natural and physical surroundings
Push factor
A push factor is conditions or circumstances that force or encourage people to leave a specific area or country.
Pull factor
A pull factor is a reason that attracts people to move to a new place or area
