基本信息
文件名称：声音产生与传播：教学设计与实践探索.pdf
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更新时间：2026-02-04
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文档摘要
2.1HowWeHearSound
【Teaching
Objectives】:
Knowledgeand
Skills:
1:Understandthatsoundisproducedbythevibrationofobjects.2:Understand
thatsoundtravelsoutwardintheformofwaves,andthatsoundpropaion
requiresa,withdifferentmediatransmittingsoundatdiffer