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四下教师用书(一)目录使用说明··························································……1教科书整体结构表·······················································……4本册教科书的教学日标与内容概要……5主要材料清单·····························································……7各单元说明与教学建议···············································……8电一、单兀概述·····································……8二、单元教学日标······························……10三、分课时教学建议(背景和日标、教学准备、教科书说明、教学建议、评价建议)…11第1课生活中的静电现象·....................................................................11第2课点亮小灯泡..............................................................................15第3课简单电路·................................................................................2}第4课电路出故障了·..........................................................................23第5课导体与绝缘体·..........................................................................26第6课做个小开关·.............................................................................3}第7课不一样的电路连接·....................................................................33四、教学案例···············································……38五、参考资料··················································……42新的生命一、单兀概述···········································……46二、单元教学日标········································……47三、分课时教学建议(背景和日标、教学准备、教科书说明、教学建议)...............48第1课油菜花开了·.............................................................................48第2课各种各样的花·..........................................................................52第3课花、果实和种子·.......................................................................56第4课把种子散播到远处·....................................................................61第5课种子的萌发·.............................................................................66第6课动物的卵.................................................................................70第7课动物的繁殖活动·.......................................................................76评价建议·························································……80参考资料··························································……81食物一、单元概述························································……87二、单元教学日标··········································……89三、分课时教学建议(背景和日标、教学准备、教科书说明、教学建议)...............g0第1课一天的食物·············································……90第2课食物中的营养·..........................................................................g4第3课营养要均衡·.............................................................................gg第4课生的食物和熟的食物·..............................................................101第5课面包发霉了·..........................................................................104第6课减慢食物变质的速度·..............................................................10g第7课食物包装上的信息·.................................................................112四、评价建议·························································……118五、教学案例··················································……120六、参考资料·····················································……122岩石和矿物一、单元概述·················································……134二、单元教学日标·················································……136三、分课时教学建议(背景和日标、教学准备、教科书说明、教学建议)······……137第1课各种各样的岩石·....................................................................137第2课认识几种常见的岩石·..............................................................143第3课岩石的组成············································……148第4课观察、描述矿物(一)............................................................153第5课观察、描述矿物(二)............................................................158第6课面对几种不知名矿物·..............................................................163第7课岩石、矿物和我们······························……167四、评价建议·······················································……173五、参考资料·······················································……174使用说明与教科版科学教科书配套的《科学教师教学用书》是为切合教师教学的实际需要而编写的,三至六年级共8册。为了能清晰而简明地表达课程设计的意图,同时方便教师备课,我们设计了一些栏日和提供了相应的资源。下面是与使用有关的几点说明。一、教师用书的体例和作用本册教科书的教学目标与内容概要列出本学期的主要教学内容和在学生科学素养培养方面希望达成的日标。为教师了解全学期的教学任务提供完整的框架和概貌。主要材料清单列出本学期探究活动涉及的主要实验和需要的器材与材料,供教师作计划和提前准备时使用。各单元说明与教学建议用文字形式介绍本单元的主要教学活动和活动间的结构,说明本单元的教学在整个教科书框架体系中的地位和意义。单元教学目标根据课程标准从科学概念、过程与方法、情感态度价值观三个方面,列出本单元要实现的教学日标,为教师把握单元教学提供方向。背景和目标这是分课时,说明教学内容选择的知识背景和学生的认识背景,方便教师理解教学活动的设计意图。所列的教学目标是直接针对该节课的。教科书说明用图文对照的形式详细说明正文、照片、图片、图表、对话框所包含的意义,对教科书正文中提出的问题给出必要的答案或说明。教学建议有针对性地为教学提供参考性策略,对教学中容易出现的问题给予提示。评价建议立足单元教学指出评价的主要方向、可使用的依据,以及可采用的评价方法。二、课时安排建议修订后的教科书每册均安排了4个教学单元。3、4年级每个单元包含7个教学活动,5、6年级为8个教学活动。原则上每个教学活动的时间为1课时,这是根据日前全国绝大部分地区小学科学课中、高年级均为每周2课时的现状安排的。在设计时,我们也考虑到个别省份科学课的开设已经实现了课程标准的要求,因此在活动内容的安排上保持了弹性。针对这样的地区,我们建议在课时安排上可以采取下面的办法来解决:(一)对典型的科学探究活动展开充分的探究,不以1课时为限制。例如“比较水的多少”、“总结我们的天气观察”等;(二)加强单元后的总结性教学,帮助学生梳理概念、澄清观点,开展单元性的评价活动;(三)实现教科书中已设计的拓展性活动,或资料库中的拓展性活动。这些活动对学生的发展是十分有意义的。如“小杆秤的制造”“设计制作一个强磁力电磁铁”等。为此每个单元安排3节左右的机动课时是适宜的,也是可操作的。三、教学目标的表述在这套教师用书中,我们根据课程标准的要求和新的科学教育研究成果,将教学日标分别从科学概念、过程与方法和情感态度价值观三个方面来表述。科学概念的陈述是用一句完整的话来完成的,它比一个简单的词有了更丰富的内涵,表达的是一个科学的观点或思想。科学概念也可以划分为不同的层次,例如核心概念和具体概念。每一个核心概念是由不同的具体概念组成的,而具体概念是从科学事实中归纳出来的。以科学概念作为教学日标,将促进学生对事实的理解,有助于他们形成重要的科学观念和思想,体现了科学教育改革的新方向。四、概念图和图表的使用修订后的教科书引人了多种形式的概念图和图表,因为它们是学生学习科学的有
本文标题:四下第一单元《电》教学参考书
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