小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com第05讲地球公转及其地理意义目录01考情透视·目标导航202知识导图·思维引航...........................................................................................................................................403考点突破·考法探究...........................................................................................................................................5考点一地球公转的特征.....................................................................................................................................................5知识梳理......................................................................................................................................................5知识点1地球公转的基本特征............................................................................................................5知识点2黄赤交角及其影响................................................................................................................7核心突破......................................................................................................................................................8考点1地球公转示意图的判读...........................................................................................................8考点2太阳直射点判读.....................................................................................................................10考点二昼夜长短的变化..............................................................................................................................14知识梳理....................................................................................................................................................14知识点昼夜长短的变化....................................................................................................................14核心突破............................................................................................................................................17考点1昼夜长短的变化规律.............................................................................................................17考点2昼夜长短的计算.....................................................................................................................22考点三正午太阳高度的变化、季节更替与五带划分.......................................................................27知识梳理....................................................................................................................................................27知识点1正午太阳高度......................................................................................................................27知识点2正午太阳高度的变化规律.................................................................................................29知识点3四季更替..............................................................................................................................31知识点4五带划分.............................................................................................................................32核心突破..........................................................................................
