Download - L2 ap population pyramids

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Page 1: L2 ap population pyramids

What are Population Pyramids

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How can we draw a population structure graph

showing gender for a country?

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Birth and death rate

• Birth rate = number of people born per thousand of the population each year

• Death rate = number of people who die per thousand of the population each year

UK Madagascar

Birth Rate (per 1000) 12.3 37.1

Death Rate (per 1000) 9.3 7.6

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UK Population PyramidWhat does it

show?

See an animation Here

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Population Pyramid

• Using the data on your handout to draw the UK’s population pyramid.

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How can you ‘read’ a population pyramid?

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Population Pyramids

• A population _______ shows the population structure for a country.

Table Pyramid Triangle Graph • The height of the pyramid shows how _____ people live.

The base shows how many babies are _____ each year (birth rate).

The ill long born many killed • Any indents may be from a war or ______ and any

bulges could be from baby booms or _________ coming in (immigrants)

earthquakes tourists Famine migrants education migrants disease animals

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Population pyramid for Calcutta

• Complete the A5 Living Graph sheet on Calcutta

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Draw a sketch of a pyramid for a MEDC

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Draw a sketch of a pyramid for a LEDC

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Homework