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Models/Theories

Models/Theories for AP Human Geo

QuestionAnswer
Sector Model A city develops in a series of sectors; Homer Hoyt
Multiple Nuclei Model A city is complex and has more than one center
Peripheral Model An urban area consists of an inner city surrounded by suburban residentials and services
Environmental Determinism The physical environment causes social development
Possibilism The physical environment limits some human actions, but people can adjust to their environment
Law of the Sea Identifies three types of water boundaries: territorial waters, contiguous zone, exclusive economic zone
Purchasing Power Parity Adjustment made to GNI to account for differences in the cost of goods among countries
World Systems Theory Classifies countries as core and periphery
Laws of Migration distance, reasons, and characteristics of migrants
Koppen's Map Separates the world into five main climate regions
Malthus' Theory Population grows more rapidly than food supply
Demographic Transition Five demographic stages
Gravity Model Optimal service location related to the number and distance of people in the area
Von Thunen Model Specific crops grown in different rings
Rostow's Model of Development Traditional society, preconditions for takeoff, takeoff, drive to maturity, age of mass consumption
Concentric Zone Model A city grows outward from a central area like tree rings
Created by: Samantha424
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