课堂练习单姓名:_____________实验名称实验准备实验过程第一步:第二步:第三步:…….实验结果实验原理
家庭作业单姓名:_____________1.填空(1)我做过的小实验是:_________________________________________(2)需要准备的实验器材是:__________________________________________________(3)我能用“先……接着……然后……最后……”这样的句式说清楚实验过程。____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________(4)我得出的实验结果是:______________________________________________________________________________________________________________________________________。(5)我是这样弄清楚实验的原理的:______________________________________________________________________________________________________________________________________________________________(6)我准备这样给文章开头:__________________________________________________________________________________________________________________________________________(7)我准备这样给文章结尾:__________________________________________________________________________________________________________________________________________(8)家长(或同学)的建议是:______________________________________________________________________________________________________________________________________________________________________________________2.根据上面的要求完成一篇习作,字数不少于200字。要求:(1)题目自拟。(2)把小实验的经过写清楚,用上“先……接着……然后……最后……”的句式。(3)写完后请同学和家长评一评,看看语句是否通顺,实验过程是否写清楚了?