What does population density describe?
The number of people in an area.
What does it mean if a region has low population density?
The region is sparsely populated (often the case in rural areas)
What does it mean if a region has a high population density?
The region is densley populated (often the case in large cities).
How can you calculate population density?
Divide the number of inhabitants by the size of the area they live in. population ÷ square kilometers = population density
Name four types of factor that effect population density
Natural causes, social causes, political causes, economic causes
What is demography?
Demography is the study of human populations
What is the meaning of absolute population?
The total number of inhabitants in a place or country.
What is a census?
A census is a collection of data to calculate population changes. The data is collected by surveying all the people in the country.
What is meant by ´natural increase´?
The difference between the number of births (birth rate) and the number of deaths (death rate) which can be positive or negative.
How can we calculate ´actual increase´?
Add the total number of immigrants to the natural increase and then subtract the number of emigrants. The actual increase can also be positive or negative.
What is meant by an ´ageing population´?
The average age of a population is rising.
What are the three most densley populated cities in Europe?
Athens, Paris, L´Hospitalet de Llobregat
What is ´life expectancy´?
The average number of years that a person is expected to live
What is the population density of Spain?
93 inhabitants per square kilometer
What percentage of Spanish people live in urban areas?
About 80%
What types of areas in Spain are the most densely populated?
Large cities and coastal regions
