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时间:2018-08-07
《教科版小学科学四年级下册教案及反思全册》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、备 课 本班 别:四年级科 目:科 学任课老师: 至 学年度 第二学期目 录电和我们的生活················································1点亮我的小灯泡·················································3让更多的灯泡亮起来············································4电路出故障了·····································
2、··············5导体与绝缘体··················································6我来做个小开关·················································8里面是怎样连接的··············································9我们选择了什么················································10油菜花开了·········
3、···········································12各种各样的花··················································13花、果实和种子················································14豌豆夹里的豌豆················································15把种子散播到远处······························
4、················16萌发的种子···················································18动物的卵·····················································19一天的食物····················································21我们的身体从食物中得到什么···································22吃什么和还吃什么···
5、···········································24生的食物和熟的食物············································25面包发霉了····················································26减慢食物变质的速度···········································27食物包装上的信息··································
6、············28各种各样的岩石···············································29进一步观察岩石···············································30岩石的组成···················································32怎样观察和描述矿物···········································34岩石会改变模样吗·········
7、····································36岩石、矿物和我们··············································37第 周 星期年 月 日课 题 电和我们的生活教学目标1、经历调查家用电器的活动过程,并且科学文件夹记录;2、经历一次收集并且处理数据的科学研究过程;3、讨论他们想知道的关于电的知识;4、明确一些安全用电的常识,并在日常生活中逐步养成安全用电的习惯。重 点知道安全用电的常识。难 点关于电的知识。教 具方
8、法教学过程一、引入课前我们做了一个调查记录,调查了我们自己家里的用电器,这节课我们就来做个统计,交流我们的调查结果。二、探究过程1、调查家中的电器。(1)小组内互相交流调查记录,同学之间相互说说。(2)个人统计:生活中常用的用电器有哪些?大的电器有哪些?小的用电器有哪些?最少使用的用电器有哪些?这些用电器分别是用哪些电的?你统计的数量是多少?(3)全班交流。(4)在调查你们发现了哪些问题?(5)自己还有哪些想法?(6)要是没有
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