Crude Birth Rate Flashcards

Questions and Answers

What is age-sex distribution?

The composition of a population as determined by the number or proportion of males and females in each age category.

What does agricultural density measure?

The number of farmers per unit area of farmland.

Define arithmetic density.

The number of people per unit area of land.

What is carrying capacity?

The number of people, other living organisms, or crops that a region can support without environmental degradation. Signup and view all the answers

What does the crude birth rate (CBR) represent?

The number of live births in a year per 1,000 people alive in the society. Signup and view all the answers

Define crude death rate (CDR).

The number of deaths per 1,000 persons in a population over a given period of time. Signup and view all the answers

What does the demographic transition model describe?

A sequence of demographic changes in which a country moves from high birth and death rates to low birth and death rates. Signup and view all the answers

What is demography?

The scientific study of population characteristics. Signup and view all the answers

What does the dependency ratio measure?

The number of people under age 15 and over age 64 compared to the number of people active in the labor force. Signup and view all the answers

What is doubling time?

The number of years needed to double a population, assuming a constant rate of natural increase. Signup and view all the answers

Define ecumene.

The portion of Earth's surface occupied by permanent human settlement. Signup and view all the answers

What is an epidemic?

A widespread occurrence of an infectious disease in a community at a particular time. Signup and view all the answers

Study Notes

Population and Density Concepts

Age-sex distribution: Represents the composition of a population by age and sex, crucial for understanding demographic trends. Often illustrated through population pyramids.
Agricultural density: Indicates the number of farmers per unit area of farmland, useful for assessing agricultural sustainability.
Arithmetic density: Refers to the number of people per unit area of land, facilitating comparisons of population concentration across different regions.
Carrying capacity: The maximum population size an environment can sustain without ecological degradation, essential for resource management.

Birth and Death Rates

Crude Birth Rate (CBR): Calculated as the number of live births per 1,000 people annually, provides insight into population growth trends.
Crude Death Rate (CDR): Represents the number of deaths per 1,000 people annually, used to assess public health conditions and mortality trends.

Demographic Models

Demographic Transition Model (DTM): Illustrates the transition from high birth and death rates to low rates as a country develops economically, highlighting stages of demographic change.
Dependency ratio: A measure comparing the population not in the labor force (children and elderly) to those in it, indicating economic pressure on productive individuals.

Population Growth Dynamics

Doubling time: The period required for a population to double at a constant growth rate, applicable across various growth scenarios.
Ecumene: Refers to inhabited land, denoting areas of permanent human settlement, vital for understanding human spatial distribution.

Health Patterns

Epidemic: Characterized by a sudden and widespread outbreak of infectious diseases in a given community, significant in public health discourse.
Epidemiologic Transition: A theory describing the shifts in population health patterns, connecting changes in fertility, life expectancy, and mortality causes over time.

Description

Explore essential terms related to the Crude Birth Rate (CBR) through these informative flashcards. Gain a better understanding of the age-sex distribution and its impact on population dynamics. Perfect for students and enthusiasts in population geography.