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2.4 洋流 PowerPoint PPT Presentation


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2.4 洋流. 目标导学. 1、洋流的定义与分类。 2、看图2-40,南北半球的洋流模式有何特点? 3、看图2-41,了解全球的洋流分布。 4、洋流对地理环境有何影响。. 洋流的分类(从性质上). 暖流. 从 流向 的洋流,水温比流经海区温度要 。. 较低纬度. 较高纬度. 高. 寒流. 从 流向 的洋流,水温比流经海区温度要 。. 较高纬度. 较低纬度. 低. 下图中,表示南半球暖流的是. √. 南半球 寒流. 北半球 暖流. 南半球 寒流. 南半球 暖流. 洋流的分类(从成因上). 风海流 密度流 补偿流.

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2.4 洋流

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