Unit 2 Flashcards
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Population Distribution
patterns of human settlement an spread of people across the earth, highlighting places on a map if crowded, sparsed, or empty
Population Density
measure of the average population per square mile or kilometer of an area, measuring how crowded a place is
Midlatitude
the regions between 30 degrees and 60 degrees north and south of the equator
Social Stratification
the hierarchal division of people into groups based on factors like economic status, power, and/or ethnicity
Arithmetic Population density
calculated by dividing a region’s population by its total area
Physiological Population Density
calculated by dividing a region’s population by its total amount of arable land
Arable
land suitable for growing crops
Agricultural Population Density
compares the number of farmers to the area or arable land
Redisrtricting
Boundary adjustments of rural areas and urban areas
Infrastructure
refers to the facilities and structures that allows people to carry out their typical activities.
Overpopulation
having more people than it can support
Carrying Capacity
the number of people a region can support without damaging the environment
The Influence of Time
the carrying capacity of a region can change over time
Influence on Cities
cities could be built on land with low carrying capacity, but settlers have chosen sites for their settlements on or near land that could support a large population
Significance of Density
can result in environmental problems like air and water pollution or depletion of resources
Age-Sex Composition Graph
age and gender data, provides information on birth rates, death rates, average life expectancy, and economic development
Population pyramid
similar to age-sex composition graph, but can also give evidence of past events like environmental hazards, wars, political changes, and epidemics.
Cohorts
The vertical axis shows age groups, mostly listed in the middle of population pyramid, but can be shown on left or right side
Birth Deficit
the slowdown of births
Baby Boom
Once hostilities end and peace resumes, birth rates often spike, which could last years