APHG Final Exam Study Guide As you prepare for the Final Exam, make sure that you study these terms/concepts and important researchers. Remember? there will also be questions about specific examples and details from the book, so make sure that you use all of your resources to prepare. Nature & Perspectives of Geography (chapter 1) Spatial approach 5 themes of geography Carl O. Sauer Mental maps Scale Formal regions Location theory Remote sensing Sense of place Reference maps Malthus Thematic maps Geographic Information Systems Functional regions Movement Diffusion Perceptual region Hierarchical diffusion Cultural barrier Expansion diffusion Contagious diffusion Globalization GPS Relocation diffusion Population & Migration (chapters 2 & 3)