人教版小学数学一年级上《立体图形认识》教学教材ppt课件.ppt

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1、认识立体图形Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.一、依据情境，导入新课交流：你都收集到哪些物体了，跟小伙伴说一说。这些都是我收集的！快说说它们都是什么形状的物体!Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.二、操作学习，感知特点问

2、题：你能把它们分类整理好吗?（一）仔细观察，分一分Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.（二）结合实际，找一找交流：1.你身边哪些物体与上面这些形状相同？2.用自己的语言说说每种形状的物体是什么样的。二、操作学习，感知特点Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-

3、2011AsposePtyLtd.请把形状相同的放在一起。Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.球圆柱体正方体长方体长方体、正方体、圆柱、球Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.长方体Evaluationonly.Create

4、dwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.正方体Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.圆柱体Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011As

5、posePtyLtd.球Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.长方体、正方体、圆柱、球长方体：是长长方方的，有6个平平的面；正方体：是四四方方的，有6个平平的面，6个面大小一样；圆柱：是直直的，上下一样粗细，上下两个底面圆圆的、平平的；球：是圆圆的。Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.

6、Copyright2004-2011AsposePtyLtd.长方体正方体圆柱球Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.有几个立体图形4124yǒuɡè有个有个有个有个yǒuɡèyǒuɡèyǒuɡèEvaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePty

7、Ltd.长方体探究新知Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.正方体Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.圆柱：Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientPro

8、file5.2.0.0.Copyright2004-2011AsposePtyLtd.球Evaluationonly.Cr