Class Book 5 - page 12

10
What population groups are there?
Living in society
We can divide the population of a country into groups
according to various factors, such as
gender
or
age
.
In this way, demographers can study population.
1
Look at the photo. Put people into different groups. How many
people are there in each group?
males/females adults/children blond-haired/dark-haired
There are ... males and ... females.
G
E T T I N G S T A R T E D
Gender and age distribution
Population can be divided into gender groups (males and females).
We can also put people into different
age
groups, for example,
0–9 years old, 10–19 years old, and so on. This information can be shown
in a pie chart. The pie charts below show gender and age groups in
Spain. Which groups do you belong to?
a)
51%
Female
49%
Male
Spain’s population by gender
b)
15.4%
0-14
17.5%
65+
67.1%
15-64
Spain’s population by age
About half the people
in the world today live
in poverty. About 2000
children die every day
because they don’t have
clean water to drink.
In some African countries
women have to walk
six kilometres every day
to get clean water for
their families.
G
E
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F
A
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1...,2,3,4,5,6,7,8,9,10,11 13,14,15,16,17,18,19,20,21,22,...68
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