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一、光的折射[知识要点] 1.认识光的折射现象.知道什么是折射光线和折射角. 2.知道光折射的一般规律.能用光的折射规律解释一些简单的现象. 3.知道光发生折射时,光路是可逆的.[例题解析]例1 岸上的人看到水中游鱼的位置比鱼
First, the refraction of light [Knowledge points] 1. Recognize the phenomenon of refraction of light. Know what is the refraction of light and refraction angle. 2. Know the general law of refraction of light. Can refraction laws of light to explain some simple phenomena. Light refraction, the light path is reversible. [Example Analysis] Example 1 shore people see the position of fish in the water than the fish