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AP® Human Geography

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Distance Decay

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Autopilot. Plot Exponential Decay. Digital image. Wikimedia. N.p., 30 July 2010. Web. 4 Dec. 2015.

The graph above shows various degrees of distance decay. The concept of distance decay can be applied to a number of topics in human geography.

Which of the following would be a suitable application of the concept?

A

The number of green areas decreases from the center of a city to the edge.

B

The number of commercial buildings decreases from the center of a city to the edge.

C

The number of pedestrians increases from the center of a city to the edge.

D

The amount of litter increases from the center of the city to the edge.

E

The price of land increases from the center of the city to the edge.