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地球运动 - PowerPoint PPT Presentation


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地球运动. 地球运动. 一、地球自转 二、地球公转. 地球自转与公转示意图. 一、地球自转. 1 、自转方向与周期 2 、自转产生的现象 ( 1 )昼夜更替 ( 2 )不同经纬度上的时间差异. 昼夜更替图. 二、地球公转. 1 、公转的方向与周期 2 、公转产生的地理现象 ( 1 )太阳直射点的移动 ( 2 )昼夜长短的变化 ( 3 )四季的形成、五带的划分. 四季形成示意图. 五带的划分图.

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PowerPoint Slideshow about '地球运动' - kenyon


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slide2
地球运动

一、地球自转

二、地球公转

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一、地球自转

1、自转方向与周期

2、自转产生的现象

(1)昼夜更替

(2)不同经纬度上的时间差异

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二、地球公转

1、公转的方向与周期

2、公转产生的地理现象

(1)太阳直射点的移动

(2)昼夜长短的变化

(3)四季的形成、五带的划分