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qian yi ru he zuo hao wu li jiao xue zhong de yan shi shi yan
Author(s): 
Pages: 20-21
Year: Issue:  2
Journal: Experiment and Equipment for Primary School

Abstract: 演示实验是指为配合教学内容由教师操作表演示范的实验.是深受学生欢迎的实验形式,是教师施展教学艺术的独特方法.它能化抽象为具体,化枯燥为生动,把要研究的物理现象清楚地展示在学生面前.能引导学生观察,并进行思考,配合讲授使学生认识物理概念和规律,达到"事半功倍"的效果.……
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