Demographic Transition Model
How many stages does a Demographic Transition Model have?
5
What is population distribution?
The way in which people are spread across a given area.
The bars on population pyramids are called what?
Cohorts
What is an immigrant?
Someone who lives in a different location from their place of origin
What does MEDC/LEDC stand for?
More/less economically developed country
Stage 5
What is population density?
The average number of people per square kilometre.
What is a baby boom?
a temporary marked increase in the birth rate, especially the one following WWII.
What does natural increase mean?
The difference between the number of births and deaths, generally calculated over a year. It is the most important reason why a country’s population changes.
Which continent experiences the most population growth?
Asia
Stage 1 shows what types of countries?
Pre-industrialized
Give a reason why the birth rate is lower in MEDCs
It is more expensive to look after large families
More women prefer to concentrate on their careers
There is more ready availability of family planning advice
What are the three types of population pyramids?
Expansive, stationary and constrictive
What does net migration mean?
The difference between the number of immigrants and the number of emigrants divided by the population. The second most important reason why a country’s population changes.
What does the literacy rate mean?
The % of people who can read & write in their language.
What is the horizontal (x-axis) on a Demographic Transition Model?
Time/years
Give a reason why the birth rate is higher in LEDCs
Parents will have a lot of children in the expectation that some will die due to the high infant mortality rate
Large families can help in looking after the farm
Children will be able to look after their parents when they become old or sick
Shortage of family planning advice
How do you calculate the dependency load ratio?
(% of people 0-14) + (% of people 65+)/ (% of people 15-64) x100
If the population growth rate is 2.3%, what does this mean?
Population is rapidly growing
By what year does the UN predict the world will hit 10 billion people?
2100
What are reasons why the death rate drops dramatically in Stage 2?
Better access to quality healthcare, food, services, technology, etc.
Why might some MEDCs have a higher death rate than LEDCs?
Some MEDCs have a higher death rate because they have an ageing population with many older people.
What would a high dependency load indicate?
Greater burden on the economy to support the needs of children or older people
More money should go towards social services
What are the consequences of a country's population declining?
There may be a shortage of workers and consumers to meet the needs of the country’s economy.
In what year did the global population hit 1 billion?
1804