Popluation Flashcards
How does population growth occur
Birth rates need to be higher than death rates
Since what year has the world population been growing rapidly
1700
Birth rate
Number of live births per thousands of the population in an area per year
Death rate
Number of deaths per thousand of the population of an area per year
Natural increase
The difference between birth rate and death rate
Life expectancy
The age which someone is expected to live in a country
Give rough estimates of the population of
A) world
B) uk
C) china
D) India
A)8.1billion
B)68 million
C)1.425 billion
D)1.442 billion
What is happening in parts of the world that means certain populations will double in the next 30-40years.
Rapid population growth
What is happening in some richer countries that is leading to population decline
The death rates are higher than the birth rates
How to calculate natural increase
You take the birth rate-death rate and that’s your percentage
What is population distribution
Population distribution is how population is spread throughout a region or area. It tells us where people are and where they are not.(sparse/dense)
Percentage of world population in Oceania
1%
Percentage of world population in north America
5%
Percentage of world population in south America
9%
Percentage of world population in Europe
11%