《光现象》复习测试题(参考答案)

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《光现象》复习测试题(参考答案)

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一、选择题1.D 2.A 3.A 4.C 5.D 6.B 7.D 8.D 9.C 10.D 11.B 12.C二、填空题13.直线传播折射14.反射虚漫反射15.直线传播光的反射(平面镜成像原理)16.>17.上升下降18.红凸透镜(或三棱镜)对红光的偏折(或折射)程度最小三、作图与实验题19-20、如图所示:21.(1)水中加些牛奶或肥皂水能(2)大于增大看不到折射光线。22.⑴平面镜不透明,无法确定像的位置和大小⑵C中将另一支蜡烛点燃错误,应改为不点燃。23.甲正确,乙不正确图上是否全面正确地反映了应该控制的变量24.(1)45° 24°。(2)入射角的增加量大于折射角的增加量。(3)光从空气垂直射向玻璃时,传播方向不变;光从空气斜射向玻璃时,折射角小于入射角。

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