题目内容

下面图中,哪一幅图正确表示了光从空气进入水的光路( )

A. [Failed to download image : http://qbm-images.oss-cn-hangzhou.aliyuncs.com/QBM/2018/2/1/1873098334756864/1924763313299456/STEM/bc0bc54ec815401699f89621b0e81477.png] B. [Failed to download image : http://qbm-images.oss-cn-hangzhou.aliyuncs.com/QBM/2018/2/1/1873098334756864/1924763313299456/STEM/c740ad1411634712a49dd9e349a05e0b.png] C. [Failed to download image : http://qbm-images.oss-cn-hangzhou.aliyuncs.com/QBM/2018/2/1/1873098334756864/1924763313299456/STEM/efd7cacd50f140d489a5765eb1c2f77a.png] D. [Failed to download image : http://qbm-images.oss-cn-hangzhou.aliyuncs.com/QBM/2018/2/1/1873098334756864/1924763313299456/STEM/e500b1bdbf934c3793f801d12574d913.png]

C 【解析】试题分析:由于水相对于空气来说,属于光密度介质,光从空气进入水中时会发生折射,折射光线是靠近法线的,故应选B。
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