Unit 6: Population Growth and Declines Flashcards
1
Q
Crude birth rate
A
The number of births per 1,000 individuals per year.
2
Q
Crude death rate
A
The number of deaths per 1,000 people per year.
3
Q
Population growth rate
A
The percentage a population increased in a year.
4
Q
Doubling time
A
The number of years it takes a population to double.
5
Q
Total fertility rate
A
An estimate of the average number of children each woman will produce.
6
Q
Crude birth rate equation
A
(Births in a year / total population) x 1,000
7
Q
Crude death rate equation
A
(Deaths in a year / total population) x 1,000
8
Q
Population growth rate equation
A
((Births + immigration) - (deaths - emigration) / total population) x 100
9
Q
Doubling time equation
A
70% / growth rate %
