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jian yi guang xue yan shi yi de zhi zuo ji yan shi
Author(s): 
Pages: 31-34
Year: Issue:  6
Journal: Experiment and Equipment for Primary School

Abstract: 小学科学教材中讲解光的直线传播、光的反射及其应用,用文字和许多图片来说明,学生读了之后觉得现象不直接,所以也不容易理解.笔者制作的 "简易光学演示仪",操作简单,使用方便快捷,可视性强,可以直接演示小学科学教材中光的直线传播、光的反射、光的折射及其应用等内容.
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