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八年级物理上册3.2《探究光的反射规律》预习检测（新版）粤教沪版.doc

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1探究光的反射规律预习检测一.选择题1.如图所示的现象中，属于光的反射现象的是（ ）2.光射到平面镜上，入射角为 45，反射角为（ ） A.0 B.30 C.45 D.903.教室内用来放映投影片的银幕，表面是白色且粗糙的，其目的是（ ） A.不反射光 B.能折射光 C.发生漫反射 D.发生镜面发射4.一束光线在平面镜上（如图所示），下图中正确表示光的反射的是（ ）2参考答案一.选择题1.C2.C3.C4.D

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