Unit 2 Review

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

the world has an overall ratio of...

101 : 100 / men : women

generally the lowest CBR is in ____________, and the highest in _____________

Europe / Africa

Carrying Capacity

Largest number of individuals of a population that a environment can support

Total Fertility Rate (TFR)

The average number of children a woman will have throughout her childbearing years.

Life Expectancy

The average number of years an individual can be expected to live, given current social, economic, and medical conditions.

Rate of Natural Increase (RNI)

The difference in births and deaths in a population, usually expressed as a percentage; does not take into account migration into or out of an area.

Physiological Density

The number of people per unit area of arable land

Dependency Ratio

The number of people under age 15 and over age 64 compared to the number of people active in the labor force

Doubling Time

The number of years needed to double a population, assuming a constant rate of natural increase.

Infant Mortality Rate (IMR)

The total number of deaths in a year among infants under 1 year old for every 1,000 live births in a society.

Crude Death Rate (CDR)

The total number of deaths in a year for every 1,000 people in a given population

Crude Birth Rate (CBR)

The total number of live births in a year for every 1,000 people in a given population

Arithmetic Density

The total number of people divided by the total land area.

Industrial Revolution mostly impacted...

Western Europe and North America

Human Migration

a driving force in population distribution ; occurs when people make a permanent move from one place to another

Yangtze River

a strong economic center historically ; found in China

Substinance Agriculture

common in peripheral and semi-peripheral countries where there are fewer mechanical resources

life expectancy for countries

core countries: 80+ years peripheral countries: around 50 years

Demographics

data about the structures and characteristics of human populations

Mortality

death

ready access to fresh water is...

essential for human survival

Population Pyramids

graphs show the age/sex distribution of a giving population ; helps to show whether the population is growing rapidly, slowly, or in decline

small dependency ratio

ideal to have a smooth constant economy

natural disasters

just one of many environmental factors affecting population ex: flood that led to 1-4million lives lost in China in 1931

Arable Land

land that can be used to grow crops

a majority of the world today...

lives at elevation above 500ft

sex ratio affects...

marriage rates, women's labor-market participation rates, fertility rates, birth rates, cultural norms, and the rate at which a population grows

historical examples of migration

migration period: 300-700 C.E. movement of Europeans to North and South America

Landforms

natural features of Earth's surface ; influence population distribution

global distributions of people are influence by...

physical, environmental, and human factors

war, peace, and government policy...

play an important role in population trends ex: China's restrictive one-child policy

Climate

refers to the long-term patterns of weather in an area that greatly affects population distribution in direct and indirect ways

Fertility

the ability to produce children ; influences the birthrate of a population

Urbanization

the growth of cities

Agricultural Density

the number of farmers per unit area of farmland

Population Density

the number of people occupying a unit of land

Sex Ratio

the ratio of males to females in a population

Temperate Climates

those with moderate temperatures and adequate preciptation amounts

death rates are affected by...

war ; poverty ; education

Industrial Revolution

was launched by major technological innovations in manufacturing and profoundly affected where and how people worked and lived

Population Distribution

where people live within a geographic area ; affects cultural, political, environmental, and economic aspects

people tend to live...

where they can earn a living ; usually through agriculture


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