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14讲外力作用与地表形态（含河流地貌、河流冲淤）目录01考情透视·目标导航...........................................................................................................................................202知识导图·思维引航...........................................................................................................................................303考点突破·考法探究...........................................................................................................................................4考点一外力作用及其对地表形态的影响..........................................................................................................4知识梳理......................................................................................................................................................4知识点1风化作用................................................................................................................................4知识点2侵蚀作用................................................................................................................................6知识点3搬运作用.............................................................................................................................10知识点4堆积作用.............................................................................................................................10核心突破....................................................................................................................................................13考点不同外力作用类型分析.............................................................................................................13题型01风化作用................................................................................................................................15题型02侵蚀作用...............................................................................................................................16题型03堆积作用...............................................................................................................................17考点二河流地貌................................................................................................................................................19知识梳理....................................................................................................................................................19知识点河流侵蚀地貌.........................................................................................................................19核心突破............................................................................................................................................27考点1河流堆积地貌..........................................................................................................................27考点2河流冲淤平衡.........................................................................................................................32题型01河流地貌................................................................................................................................35题型02河流冲淤变化...................................................................................