Topic 2.3 Population Composition Vocabulary

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Flashcards covering key vocabulary from the lecture on population composition, including age structures, sex ratios, and population pyramids.

Last updated 8:14 PM on 5/4/25
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4 Terms

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Age Structures

Proportion of the total population in each age group, varying by age distribution, ethnicity, and socioeconomic status.

2
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Sex Ratios

Calculated by (number of male births / number of female births) * 100; indicates the balance between male and female births.

3
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Population Pyramids

Graphical representation of a population's age and sex composition; constructed with sex on the horizontal axis and age cohorts on the vertical axis.

4
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Age Cohorts

Five-year groupings of people on population pyramids used to analyze population demographics.