Term
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Definition
| statistical study of human populations |
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Term
| What do demographers do? (2) |
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Definition
-collect statistics about populations
-use them to predict future populations |
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Term
| Example of push factors (2) |
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Definition
-lost job
-Lack of opportunity for promoting |
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Term
| Example of pull factors (2) |
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Definition
-better job
-higher pay somewhere else |
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Term
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Definition
| the rate based on births and deaths |
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Term
| how is natural increase determined |
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Definition
| by subtracing the death rate from the birth rate |
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Term
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Definition
| existing # of people is too large to be supported by natural recources |
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Term
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Definition
| a model to show how birthrates has dropped in western countries |
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Term
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Definition
-high birth and death rate
-infant mortality high
-bad health conditions
-population stays the same
-mostly agricultural
-poor ed.
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Term
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Definition
-death rate falls
-infant mortality drops
-better food production & birht rate remain hihger
-families & children grow and live together
-total pop. grows
-smaller fam.
-migration to the city |
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Term
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Definition
-birht and death rates low
-pop. is low
-urban life style
-good med. & health care |
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Term
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Definition
-same characteristics as 3
- pop. increase by immigration |
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Term
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Definition
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