Chapter 11 Flashcards
(29 cards)
What event occurred between 1750-1850 that lead to an explosion in the human population?
industrial revolution
What is the current world population?
7 billion
What 4 factors can directly change the size of a country’s population?
birth rates
death rates
immigration
emigration
Which continent has the greatest percentage population growth?
Africa
What are the 3 most populous countries on Earth?
China, India, US
T/F: the population explosion is most likely a result of lowering death rates.
true
T/F: birth rates have decreased over the last 100 years.
true
What is the replacement fertility rate in the US?
2.1
Why is the replacement fertility not just 2?
more than 2 kids
some females die
The average number of births a woman has in a population is known as?
total fertility rate
The crude birth rate refers to the number of live births per _____ people.
1,000
During what years did the “baby boom” take place?
1946-1964
People aged 45 and up are known as this age class?
post reproduction
In what year did the human population reach 1 billion
1850
List several factors that decrease fertility rates.
education
birth control
mortality
What are the 4 stages of demographic transition?
preindustrial
transitional
industrial
post industrial
In the “transitional stage” of the demographic transition model, which is higher: birth rates or death rates?
birth rates
In the “post-industrial stage” of the demographic transition model, what is happening to the total population size?
leveling out
What are 3 factors that push/force people to cities?
discrimination
famine
natural disasters
What is urban growth?
growth in cities
Define urban sprawl.
growth in suburbs
Draw an age structure diagram showing rapid growth.
you got this bro
Define crude birth rate.
the number of live births per 1,000 people in a population
Give the 2 indicators of overall health in a population?
life expectancy
infant mortality rate
