Unit 2: Age Structure Diagrams

Front

What is an age structure diagram?

Back

A graphical representation showing the distribution of various age groups in a population, typically divided by gender.

Front

What does an expansive population pyramid indicate?

Back

It indicates a growing population with a higher number of younger individuals compared to older individuals.

Front

What does a constrictive population pyramid indicate?

Back

It indicates a declining population with fewer young people and a higher proportion of older individuals.

Front

What is a stationary population pyramid?

Back

It indicates a stable population where the number of births and deaths are roughly equal, resulting in little population growth.

Front

What is the significance of the Baby Boom?

Back

A significant increase in birth rates following World War II, leading to a large cohort of individuals born during that time.

Front

How can you identify the smallest age group in a population pyramid?

Back

By comparing the width of the bars representing different age groups, the narrowest bar indicates the smallest age group.

Front

What does it mean if a population pyramid is getting smaller?

Back

It means that the population is declining, often due to lower birth rates and higher death rates.

Front

What is the difference between a population pyramid and an age sex pyramid?

Back

A population pyramid shows the distribution of a population by age and gender, while an age sex pyramid specifically focuses on the number of males and females in different age groups.

Front

What factors can influence the shape of a population pyramid?

Back

Birth rates, death rates, immigration, and emigration can all influence the shape of a population pyramid.

Front

What does a population pyramid with a wide base indicate?

Back

It indicates a high birth rate and a growing population.