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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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070101000051KK03991