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Cultural Geography

Review Exercises - Chapter 3
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ANSWERS

Question 1

A. Differentiate between relocation diffusion and expansion diffusion by referring to the "number of adopters".

 

B. Give examples of relocation diffusion and expansion diffusion.

 

C. Does the S-curve apply to relocation diffusion or to expansion diffusion?

 

 

 

 

 

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Question 2

Differentiate between the contagious effects of diffusion and the hierarchical effects. Give examples of each and explain the rationale for each (why do they exist?). Which of the following figures illustrates the contagious effects of diffusion and which illustrates the hierarchical effects (To enlarge: right click on the image and select "View Image")?

Figure A
Figure B

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Question 3

A.  The concept of distance decay applies to which of the following: the contagious effects of diffusion or the hierarchical effects?

 B. Give some examples of distance decay in your life. EXPLAIN. (For example, think of the locations of where have bought gasoline in the last month. Is there any relationship between how often you go to a certain gas station and how far it is from your home?)

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Question 4

 Discuss examples of the following with regards to the diffusion of AIDS in the United States

  1. relocation diffusion
  2. expansion diffusion
  3. hierarchical effects
  4. contagious effects
  5. biased innovation
  6. distance decay

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Question 5

 Use the two maps below to identify any barriers to the diffusion of AIDS in the US and pathways supporting it. (To enlarge: right click on the image and select "View Image")

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Answer:

 

 

 

 

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