About light

2007-01-02 2:41 am

http://homelf.kimo.com.tw/viceleader982040/ScreenHunterP.gif
The diagram shows the positions of four students in front of a plane mirrpr and their respective images.
Who can Amy see?
The answer is C.Why?

回答 (1)

2007-01-02 4:43 am

✔ 最佳答案

Draw a line from Amy to B'. If the line does not cut through the mirror, then, Amy cannot see Bill.

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