离不开的“长度和时间的测量”

来源 :中学生数理化:八年级物理(人教版) | 被引量 : 0次 | 上传用户:fjfhmtv
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长度、时间与我们生活息息相关.两者是物理学中的基本物理量,是学习物理学的基础.初中阶段对长度、时间测量的要求是:能根据生活经验或自然现象粗略估测长度和时间,会正确使用常见的长度测量工具和计时工具测量长度和时间.各类考试中多以选择、实验及综合应用题型出现.主要考查测量工具的正确使用、测量示数的读取、单位换算及相关的计算.
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