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Question 1: You get interference paterns when light rays that have different phases overlap (i.e. interfere). Suppose two rays of light start out in phase, tell me 3 different ways they can become out of phase?
Question 2: Figure 37-11 shows a picture of a bug on the back of a bug. This picture was made using electrons. Why electrons instead of visible light?
Question 3: What did you find difficult about the chapter? If nothing was difficult, what did you find interesting?