World Systems Theory is one of several geographic models and theories that may appear on the AP Human Geography exam. These include Heartland Theory, Rimland Theory, Domino Theory, Sustainable Development, Rank Size Rule, Core Periphery Model, Epidemiologic Transition Model, Bid-Rent Theory, and Thomas Malthus' theory of population. The document provides an overview of key concepts students should understand for the AP test.

1. World Systems Theory
AP Human Geography
Models & Theories
The AP test will focus on a
number of models and theories
that geographers use to
understand the world. These
are the most likely to be on the
test.
Heartland Theory Rimland Theory Domino Theory
Sustainable Development Rank Size Rule Core Periphery Model
Epidemiologic Transition Model Bid-Rent Theory Thomas Malthus (Population)
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