教科版八年级物理《7.2力的描述》教学设计1
【内容简介】素质教学目标
1、知识与技能
(1) 知道力的概念和力的单位。(2)知道力的三要素,能用示意图表示力。
2、过程与方法
(1) 通过活动和生活经验感受力的作用效果。(2)了解物体间力的作用是相互的,并能解释有关现象。
3、情感、态度与价值观
(1) 在观察体验过程中,培养学生的科学态度。(2)从力用三要素表示的事例中认识科学方法的价值。
教学重点
1、力的概念和力的单位。 2、力的三要素,用示意图表示力。
教学难点
1、力的概念 2、认识物体间力的作用是相互的,并解释有关现象。
教学过程
一、引 入新课
我们在这一节中要学习一个新的物理概念-------力。力是日常生活和工农业生产中常用的一个概念。也是物理学中一个重要的概念。这一节我们就来探究有关力的一些知识。
二、力的作用效果
物理学中所说的力是什么呢?我们可以通过力的作用效果来感受它。
1、感受力作用的效果
(1)请一位同学到教室前面表演举哑铃。
请这位同学谈谈肌肉有什么感受?(感到手臂上的肌肉十分紧张)
最 初我们对力的认识,就是从肌肉的紧张的感受而得来的。那么,在物理学中我们又是怎样来认识力的?
(2)学生用所示的器材做实验。
........
?
?
?
[{"id":136,"name":"电子课本","url":"/wlzx/List_136.html","target":"_self",children:
[{"id":137,"name":"人教版课本","url":"/wlzx/List_137.html","target":"_self",children:
[{"id":140,"name":"人教八年级上册","url":"/wlzx/List_140.html","target":"_self"},{"id":141,"name":"人教八年级下册","url":"/wlzx/List_141.html","target":"_self"},{"id":142,"name":"人教九年级全册","url":"/wlzx/List_142.html","target":"_self"}]
},{"id":138,"name":"沪科版课本","url":"/wlzx/List_138.html","target":"_self",children:
[{"id":143,"name":"沪科八年级全册","url":"/wlzx/List_143.html","target":"_self"},{"id":144,"name":"沪科九年级全册","url":"/wlzx/List_144.html","target":"_self"}]
},{"id":139,"name":"苏科版课本","url":"/wlzx/List_139.html","target":"_self",children:
[{"id":160,"name":"新苏科版八年级上册","url":"/wlzx/List_160.html","target":"_self"},{"id":179,"name":"新苏科版八年级下册","url":"/wlzx/List_179.html","target":"_self"},{"id":185,"name":"新苏科版九年级上册","url":"/wlzx/List_185.html","target":"_self"},{"id":186,"name":"新苏科版九年级下册","url":"/wlzx/List_186.html","target":"_self"}]
},{"id":145,"name":"沪粤版课本","url":"/wlzx/List_145.html","target":"_self",children:
[{"id":154,"name":"新沪粤八年级上","url":"/wlzx/List_154.html","target":"_self"},{"id":155,"name":"新沪粤八年级下","url":"/wlzx/List_155.html","target":"_self"},{"id":159,"name":"新沪粤九年级上","url":"/wlzx/List_159.html","target":"_self"},{"id":162,"name":"新沪粤九年级下","url":"/wlzx/List_162.html","target":"_self"},{"id":146,"name":"沪粤八年级上册","url":"/wlzx/List_146.html","target":"_self"},{"id":147,"name":"沪粤八年级下册","url":"/wlzx/List_147.html","target":"_self"},{"id":148,"name":"沪粤九年级上册","url":"/wlzx/List_148.html","target":"_self"},{"id":149,"name":"沪粤九年级下册","url":"/wlzx/List_149.html","target":"_self"}]
},{"id":150,"name":"北师大版课本","url":"/wlzx/List_150.html","target":"_self",children:
[{"id":151,"name":"北师大版八年级上册","url":"/wlzx/List_151.html","target":"_self"},{"id":152,"name":"北师大版八年级下册","url":"/wlzx/List_152.html","target":"_self"},{"id":153,"name":"北师大版九年级","url":"/wlzx/List_153.html","target":"_self"}]
},{"id":180,"name":"教科版电子课本","url":"/wlzx/List_180.html","target":"_self",children:
[{"id":181,"name":"教科版八年级上册","url":"/wlzx/List_181.html","target":"_self"},{"id":182,"name":"教科版八年级下册","url":"/wlzx/List_182.html","target":"_self"},{"id":183,"name":"教科版九年级上册","url":"/wlzx/List_183.html","target":"_self"},{"id":184,"name":"教科版九年级下册","url":"/wlzx/List_184.html","target":"_self"}]
},{"id":187,"name":"上教版电子课本","url":"/wlzx/List_187.html","target":"_self",children:
[{"id":188,"name":"上教版八年级上册课本","url":"/wlzx/List_188.html","target":"_self"},{"id":193,"name":"上教版八年级下册课本","url":"/wlzx/List_193.html","target":"_self"},{"id":189,"name":"上教版九年级上册课本","url":"/wlzx/List_189.html","target":"_self"},{"id":194,"name":"上教版九年级下册课本","url":"/wlzx/List_194.html","target":"_self"}]
}]
},{"id":1277,"name":"考试大纲","url":"/wlzx/List_1277.html","target":"_self",children:
[{"id":1403,"name":"中考大纲","url":"/wlzx/List_1403.html","target":"_self"},{"id":1404,"name":"课程标准","url":"/wlzx/List_1404.html","target":"_self"}]
},{"id":1278,"name":"教学研究","url":"/wlzx/List_1278.html","target":"_self",children:
[{"id":1405,"name":"教学论文","url":"/wlzx/List_1405.html","target":"_self"},{"id":1406,"name":"课题研究","url":"/wlzx/List_1406.html","target":"_self"}]
},{"id":1279,"name":"备课参考","url":"/wlzx/List_1279.html","target":"_self",children:
[{"id":1407,"name":"参考资料","url":"/wlzx/List_1407.html","target":"_self",children:
[{"id":27,"name":"声学参考资料","url":"/wlzx/List_27.html","target":"_self"},{"id":26,"name":"光学参考资料","url":"/wlzx/List_26.html","target":"_self"},{"id":28,"name":"热学参考资料","url":"/wlzx/List_28.html","target":"_self"},{"id":24,"name":"力学参考资料","url":"/wlzx/List_24.html","target":"_self"},{"id":25,"name":"电磁学参考资料","url":"/wlzx/List_25.html","target":"_self"},{"id":29,"name":"综合知识资料库","url":"/wlzx/List_29.html","target":"_self"}]
},{"id":1408,"name":"物理图库","url":"/wlzx/List_1408.html","target":"_self",children:
[{"id":62,"name":"声热学图片","url":"/wlzx/List_62.html","target":"_self"},{"id":61,"name":"光学图片","url":"/wlzx/List_61.html","target":"_self"},{"id":60,"name":"电磁学图片","url":"/wlzx/List_60.html","target":"_self"},{"id":59,"name":"力学图片","url":"/wlzx/List_59.html","target":"_self"}]
}]
},{"id":1280,"name":"实验探究","url":"/wlzx/List_1280.html","target":"_self",children:
[{"id":1409,"name":"科学探究","url":"/wlzx/List_1409.html","target":"_self"},{"id":1410,"name":"物理实验室","url":"/wlzx/List_1410.html","target":"_self"}]
},{"id":1281,"name":"物理广角","url":"/wlzx/List_1281.html","target":"_self",children:
[{"id":1411,"name":"物理前沿","url":"/wlzx/List_1411.html","target":"_self"},{"id":1412,"name":"物理学家","url":"/wlzx/List_1412.html","target":"_self"}]
},{"id":1282,"name":"学生园地","url":"/wlzx/List_1282.html","target":"_self",children:
[{"id":1413,"name":"趣味物理","url":"/wlzx/List_1413.html","target":"_self"},{"id":1414,"name":"生活科普","url":"/wlzx/List_1414.html","target":"_self"},{"id":1416,"name":"学习指导","url":"/wlzx/List_1416.html","target":"_self"}]
}]
只能预览部分内容,查看全部内容需要下载哦~
同专辑或相关资料
- 1617.2力的描述—2021春教科版八年级物理下册课件+素材
- 1057.2 力的描述—教科版八年级物理下册课件(共14张PPT)
- 218【备课精品】2019-2020学年教科版物理八年级下册同步资源(课件 同步练习):7.2力的描述
- 195【精品】2019-2020学年教科版八年级下册物理同步课堂:7.2 力的描述(课件 精选练习)
- 530教科版物理八年级下册第7章第2节 力的描述 课件(共21张PPT)
- 3402019春教科版八年级下册物理教案:7.2力的描述(附教学反思)
- 927(教科版)2018-2019河北省邯郸市肥乡区常耳寨中学八年级物理下册教案:7.2力的描述
- 11572019年春教科版《7.2力的描述》ppt课件
- 上一份资料:教科版八年级物理《7.1力》教学设计(附教学反馈)
- 下一份资料:教科版八年级物理《7.2力的描述》教学设计2

资料审核:czwlzx
资料格式:doc
资料版本:教科版
适用地区:不限
文件大小:0.00B
资料作者:初中物理在线
审核人员:czwlzx
下载帮助:
- 下载说明:0点券资源无需下载权限,游客可以直接下载。
- 有点券资源为本站精品资源,只提供给vip会员下载,有效期式vip会员可以在有效期内下载本站所有资源。 查看 【申请有效期vip会员方法】 。
-
- 1、精品资源必须是登录后才能下载。
- 2、精品资源下载需要下载权限,请确保您是本站vip会员才可下载。有效期vip会员只受有效期限制,不受点券影响,有效期内即使点券用完,仍可继续下载。
- 4、如果浏览器启用了拦截弹出窗口,此功能有可能造成下载失败,请临时关闭此功能。本站所有资源下载也无需打开任何下载软件。
- 5、如果下载的是word文档,直接可用word软件打开;如果是压缩资料包,下载后请先用winrar解压软件解压,再使用对应软件word打开。
- 6、以上步骤检查后均无法解决问题,您可以到[帮助中心]寻找答案或向网站客服人员寻求支持。
用户评论
(欢迎您的评论,评论有奖励哟!)