Population Patterns Vocab

Demography

The study of population (numbers, ethnicities, common traits,

distribution, density)

Death Rate

# of people that die every year per 1,000 people

Birth Rate

# of people that are born every year per 1,000 people

Natural Increase Rate

A.K.A. growth rateor

Birth Rate-Death Rate

Life Expectancy

Average number of years people live within a given population

Fertility Rate

# of live births per 1,000 people

Infant Mortality Rate

# of deaths of infants (under 1 year) per 1,000 live births

Child Mortality Rate

# of deaths of children (1-5 years) per 1,000

Zero Population Growth

Occurs when BR=DRand

Usually in wealthy countries

Doubling Time

# of years it takes a population to double in size

Negative Population Growth Rate

Occurs when DR>BR

People are brought in from foreign countries because there are not

enough workers

Population Distribution

Pattern of human settlement

Ecumene

Portion of Earth occupied by permanent human settlement

Population Density

People per square mile

•Arithmetic Pop. Density– total population/total land area

•Physiological Population Density– Total population/total arable land

Urbanization

Movement of people from rural areas to cities

Emigrant

Migrant who leaves their home country

Immigrant

Migrant who comes into a new country