Topic CF4-1. Discuss the human predilection to conceptualize geographic phenomena in terms of discrete entities; Describe particular entities in terms of space, time, and properties; Describe the perceptual processes (e.g., edge detection) that aid cognitive objectification Compare and contrast differing epistemological and metaphysical viewpoints on the "reality" of geographic entities; Identify the types of features that need to be modeled in a particular GIS application or procedure; Identify phenomena that are difficult or impossible to con