新人教版七年级下册地理第六章教学课件我们生活的大洲-亚洲.pptx

1、2020年春人教版七年级地理下册 教学课件,第六章 我们生活的大洲亚洲,第一节 位置和范围,第六章 我们生活的大洲亚洲,新课导入,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状

2、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状

3、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,学习目标,知道亚洲的位置和范围。 运用地图等资料简述位置特征。 学会运用地图等资料，描述一个大洲的半球位置、经纬度位置和海陆位置。,课堂讲解,一、雄踞东方的大洲,认识区域，首先要认识区域的地理位置和范围。大洲的地理位置，可以从半球位置、海陆位置和经纬度位置等方面加以描述。,亚洲地名的由来,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,

4、状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,

5、状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,

6、状元成才路,状元成才路,状元成才路,图6.1亚洲在世界的位置,读图，描述亚洲在世界中的位置。 （1）亚洲在东西半球中的位置； （2）亚洲在南北半球中的位置。,亚洲在世界的位置（半球位置）,亚洲绝大部分位于北半球和东半球,亚洲的海陆位置,图6.2亚洲的范围,1.亚洲所在的大陆，濒临的大洋分别是什么？请用准确的方位词加以描述。,2.与亚洲相邻的大洲有哪些？这些大洲分别在亚洲的什么方位？,亚洲位于亚欧大陆东部，北临北冰洋，南临印度洋，东临太平洋。,西与欧洲为邻，西南与非洲毗邻，东北与北美洲隔白令海峡相望，东南与大洋洲隔海相望。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,

7、状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,

8、状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,

9、状元成才路,状元成才路,状元成才路,3.如何描述一个大洲的海陆位置？,描述一个大洲的海陆位置利用它所在的大陆、濒临的大洋、相邻的大洲的相对位置来进行描述。,亚洲海陆位置： 亚洲占据了亚欧大陆的大部，北、东、南三面环绕着北冰洋、太平洋和印度洋。,巴巴角,罗地岛,莫洛托夫角, 亚洲四至点,26E,170W,81N,11S,亚洲的经纬度位置,迭日涅夫角,描述一个大洲的地理位置要充分运用地图，主要从以下几个方面入手：,知识和方法的整理,半球位置,东半球 北半球,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路

10、,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路

11、,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,经纬度位置,海陆位置：,纬度范围：

12、约81N11 S， 纬度跨度很大 经度范围：约26E180 170W，东西相距遥远,亚洲位于亚欧大陆东部，北、东、南分别濒临北冰洋、太平洋、印度洋，西面与欧洲毗邻，西南与非洲相邻，东南隔海与大洋洲相望，东北隔白令海峡与北美洲相望。,范围广阔,简述北美洲的地理位置,北美洲在世界的位置,1.读图6.1，简述北美洲的半球位置。,西半球、北半球。,2.读图6.3，说出北美洲的经纬度位置。 3.读图6.3，找出北美洲周围的大洋、大洲，说出它们分别位于北美洲的方位，归纳北美洲的海陆位置特点。,图6.3北美洲的位置和范围,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状

13、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状

14、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状

15、元成才路,状元成才路,2.纬度：北美洲北部约达85N，南部达10N；经度：北美洲约在170W 20W之间。,3.北美洲东临大西洋，北临北冰洋，西临太平洋。四面临三大洋，仅在南端以狭窄陆地与南美洲相通。,二、世界第一大洲,图6.4七大洲面积比较（万平方千米）,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成

16、才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成

17、才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,亚洲包括亚欧大陆的大部分以及周边岛屿，面积约为4400万平方千米，几乎占世界陆地面积的1/3，是世界上面积最大的大洲。亚洲也是世界上跨纬度最广，东西距离最长的大洲。,亚洲地域如此辽阔，为了便于认识，按照地理方位，把亚洲分为东亚、东南亚

18、、南亚、西亚、中亚和北亚6个地区。这些地区的自然环境和人类活动各具特色。,图6.5亚洲地理分区,新加坡、马来西亚、泰国属于_ 世界第二人口大国印度属于_ 阿富汗属于_ 哈萨克斯坦属于_ 中国属于_这个地理分区还包括 _（国家）,东南亚,南亚,西亚,中亚,东亚,蒙古、朝鲜、韩国、日本,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元

19、成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元

20、成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,东半球,西半球,北半球,北半球,北冰洋、太平洋、印度洋,北冰洋、太平洋、大西洋,4400,2400,81N11S,85N10N,26E170W,170W 20W,位置和范围,位置,范围,海陆位置：占据亚欧大陆

21、东部，北、东、南三面环绕着北冰洋、太平洋和印度洋,半球位置：绝大部分位于北半球和东半球,经纬度位置：约11S81N，约26E170W,相对位置：西与欧洲相连，西南以苏伊士运河与非洲为邻，东北隔白令海峡与北美洲相望，东南望大洋洲,组成：包括亚欧大陆的大部分以及周边岛屿,面积：约4400万平方千米,跨度：跨纬度最广，东西距离最长的大洲,分区：东亚、东南亚、南亚、西亚、中亚和北亚，这些地区的自然环境和人类活动各具特色。,结构梳理,课堂训练,一、选择题 1.叙述一个大洲的地理位置，一般可以从以下哪些方面说明（ ） 海陆位置 海拔 经纬度位置 地形 半球位置 A. B. C. D.,C,状元成才路,状元

22、成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元

23、成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元

24、成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,2.亚洲与非洲的分界线是（ ） A.苏伊士运河 B.土耳其海峡 C.巴拿马运河 D.白令海峡 3.大洲面积位居第三位的是（ ） A.南极洲 B.非洲 C.南美洲 D.北美洲,A,D,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状

25、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状

26、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,4.按照地理方位，亚洲分为（ ） A.东亚、中亚和西亚三个地区 B.北亚、中亚和南亚三个地区 C.东亚、西亚、南亚、北亚和中亚五个地区 D.东亚、东南亚、南亚、西亚、中亚和北亚六个地区 5.阿拉伯半岛位于亚洲的（ ）

27、A.东亚 B.南亚 C.西亚 D.中亚,D,C,第二节 自然环境,第六章 我们生活的大洲亚洲,新课导入,听歌曲，欣赏亚洲山河的壮丽。,我们亚洲， 山是高昂的头； 我们亚洲， 河像热血流,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成

28、才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成

29、才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,学习目标,识记亚洲主要地形区、水系及分布特征； 通过地图或其他资料，分析亚洲地形与水系的相互关系； 识记亚洲主要气候分布； 通过地图或其他资料，归纳亚洲气候分布特征； 分析影响亚洲气候的因素； 运用亚洲气候的分析方法分析北美洲的气候类型、分布及特征。,状元成才路,状元成才路,状元成才路,状元成才路,状元成

30、才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成

31、才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成

32、才路,状元成才路,状元成才路,状元成才路,状元成才路,课堂讲解,地势起伏大 亚洲地势起伏很大，_高_低。中部以_和_地势最为高俊，其中，_是世界上最高大的山脉；四周分布着较低的地形单元，如_ _等。亚洲大陆沿北纬30纬线由西向东，地势呈现出_ 的变化。,中部,四周,青藏高原,帕米尔高原,喜马拉雅山脉,西西伯利亚平原、中西伯利亚高原、东西伯利亚山地、东北平原、华北平原、恒河平原、德干高原、印度河平原、伊朗高原,“低-高-低”,1.请仔细读图，找出亚洲主要地形区。,2.说说亚洲有哪些地形类型？,亚洲地形区的分布,3.说说亚洲主要地形区的位置并依据高度表，说说它们的大致海拔？,4.找出死海和珠穆朗玛

33、峰，看看它们的海拔有多高？,亚洲地形特点有哪些？,中部高，四周低,地形复杂多样,地势起伏大,说一说,亚洲大陆沿北纬30纬线地势有何特点？,观察与思考,亚洲大陆沿北纬30纬线地势是中部高，东西部低。,亚洲大陆沿北纬30纬线的地形剖面示意,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元

34、成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元

35、成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,亚洲主要河流,请仔细读图，找出亚洲主要河流。,长河众多 受地形的影响，亚洲的大河多发源于_ _呈_流向周边的海洋，其中注入北冰洋的有_、_、_等，注入太平洋的有_、_、_等，注入印度洋的有_、_等。此外_、_、_等最终并不注入海洋。,地、高原,放射状,鄂毕

36、河,叶尼塞河,勒拿河,黄河,长江,湄公河,恒河,印度河,塔里木河,中部山,阿姆河,锡尔河,鄂毕河,叶尼塞河,黄河,长江,湄公河,恒河,印度河,亚洲河流分布的特点,呈放射状流向四周海洋,勒拿河,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,

37、状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,

38、状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,2.看看它们的流向有何不同？,流入太平洋的有：,流入印度洋的有：,流入北冰洋的有：,最终不流入海洋的有：,鄂毕河、叶尼塞河、勒拿河,黄河、长江、湄公河,塔里木河、阿姆河、锡尔河,恒河、印度河,有向北流、向东流、向南流、向西流,1.看看亚洲主要河流最终流入到哪儿？,观察地图,3.亚洲河流分布有何特点？

39、这种分布与地形分布之间的关系如何？,亚洲河流由中部向四周呈放射状分布。 因为亚洲地势中部高、四周低，使大多发源于中部山地、高原，向四周较低的平原、丘陵地区流。,亚洲地域辽阔，中部高、四周低，使许多河流源远而流长。,4.亚洲河流还有哪些特点？,阅读资料并在地图中找出这些地名？,青藏高原世界最高的大高原，平均海拔4000米以上， 有“世界屋脊”之称。 喜马拉雅山脉世界最高大的山脉，海拔超过7000米的 高峰有50多座。 西西伯利亚平原亚洲最大的平原，面积约260万平方千米。 阿拉伯半岛世界最大半岛，面积约300万平方千米。 马来群岛世界最大的群岛，共有岛屿2万多个，面积243 万平方千米。 里海世

40、界最大的湖泊，咸水湖，面积约37万平方千米。 贝加尔湖世界最深和蓄水量最大的淡水湖，最深处达 1620米，蓄水量2.3万立方千米。,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,

41、状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,

42、状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,（1）在图上找出海岸山脉、内华达山脉、落基山脉、大平原、拉布拉多高原、阿巴拉契亚山脉，分别指出它们在北美洲的位置和大致的海拔。,1.归纳北美洲的地形特征。,分析北美洲的地形及其对河流的影响,位于西部：海岸山脉、内华达山脉、落基山脉，海拔在2000米以上； 位于中部：大平原，海拔在200米以上； 位于东部：拉布拉多高原、阿巴拉契亚山脉，海拔在1000米左右。,

43、西部主要是山地，中部是平原，东部是山地、高原。,（2）按照“相对一致、空间上连续”的原则，将北美洲按照地形划分成西部、中部和东部三个区域，说出这三个区域主要的地形类型。,拉布拉多高原景观图,落基山脉景观图,阿巴拉契亚山脉景观图,密西西比河平原景观图,（3）读图，指出北美洲大陆沿北纬40纬线自西向东地势的变化特点。,北美洲大陆沿北纬40纬线的地形剖面示意,北美洲大陆沿北纬40纬线自西向东地势是西部高，中部低，东部较高。总体上呈现出东西部高，中部低的格局。,综上所述归纳北美洲地形特点是,地形多样，地势东西部高、中部低,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才

44、路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才

45、路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才

46、路,状元成才路,状元成才路,（2）分析这些河流的流向与地形的关系。,2.以密西西比河为例，解释北美洲的地形对河流流向的影响。,（1）在图上找出密西西比河及其主要支流，并标出它们的流向。,（1）东部支流自东向西流，西部支流自西向东流，干流自北向南流。 （2）由于北美洲东西部高、中间低，密西西比河东部支流自东向西流，西部支流自西向东流。,复杂的气候,气候是自然环境的主要组成部分，对人类生活影响很大。,亚洲作为世界第一大洲，面积广大，地形复杂，气候差异显著。,1.主要气候类型,（1）气候类型,读图，说一说亚洲有哪些气候类型？,共9种,热带雨林气候 热带季风气候 热带沙漠气候 亚热带季风气候 高原山地

47、气候,温带季风气候 温带大陆性气候 地中海气候 寒带气候,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状

48、元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,状元成才路,地跨热带、温带和寒带,（2）成因,三面濒临海洋，中西部深居亚欧大陆腹地,地形复杂，地势起伏大,气候复杂多样,北冰洋沿岸寒带景观,2.各地气候差异大,寒带气候，一年中的大部分时间银