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初二物理(北京版)乐音和噪声(1)

视频地址：https://video.cache.bdschool.cn/vd/428391ddb0df26ed481e08618252dec8.mp4
附件： 0922初二【物理(北京版)】乐音和噪声(1) 教学设计.docx
附件： 0922初二【物理(北京版)】乐音和噪声(1) 课后练习.docx
附件： 0922初二【物理(北京版)】乐音和噪声(1) 学习任务单.docx
附件： 0922初二【物理(北京版)】乐音和噪声(1).pptx

19 views Jul 15, 2021

初二物理(人教版)声音的产生与传播初二物理(人教版)声音的特性

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