refraction law

例句：

1. 1. The law of refraction states that light travels slower through denser media.
   折射定律表明光在密度更大的介质中传播速度较慢。
2. 2.In this experiment, we will observe the effect of refractive index on light refraction.
   在这个实验中，我们将观察折射指数对光折射的影响。
3. 3. The law of refraction is crucial in determining the path of light as it passes through different materials.
   折射定律对于确定光线穿过不同材料时的路径至关重要。