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【秒杀高考】【必修1湘教版】高考地理总复习：第1章《宇宙中的地球》导学案
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  • 资源类别学案
    资源子类复习学案
  • 教材版本湘教版（现行教材）
    所属学科高中地理
  • 适用年级高三年级
    适用地区全国通用
  • 文件大小11576 K
    上传用户地理sikao
  • 更新时间2015/5/30 10:33:34
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第一讲 地球和地图
[考纲要求]　
1.地球的形状和大小、地球仪、经纬网及其地理意义。
2．地图上的方向、比例尺、常用图例。　
3.海拔和相对高度、等高(深)线和地形图、地形剖面图。
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         
一、地球的形状和大小
由图可知，地球赤道半径大于极半径，故其形状为两极稍扁，赤道略鼓的椭球体。
二、地球仪
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