降水的分布规律说课讲解.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,降水和降水的分布,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,（月）,月份,1,2,3,4,5,6,7,8,9,10,11,12,降水,（毫米）,48,74,107,135,147,178,205,235,165,142,97,56,某地的降水量表,0,30,60,90,120,150,180,210,240,1,2,3,4,5,6,7,8,9,10,11,12,降水（毫米）,某地降水量柱状图,画降水柱状图,读降水柱状图：,1、多：,哪几个月,？,mm,？季节,2、,少：,哪几个月,？mm,？季节,3、分析季节变化特点：,各季节降水,是否均匀,？,描述：,夏季,冬季,多雨,湿润,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,全年,多雨,夏季,多雨,冬季干燥,年雨型,夏雨型,冬雨型,少雨型,100,200,300,400,500,0,降水的季节变化,湿润型,夏季干燥冬季,多雨,全年,湿润,全年干燥,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,夏季多雨,冬季干燥,夏季干燥,冬季多雨,季节变化大,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,全年多雨,全年湿润,季节分配比较均匀,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,全年干燥,100,200,300,400,500,0,全年干燥,南 极,气温低，无蒸发,撒哈拉沙漠,地干旱，无水分,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty LtdA,B,C,在同一条等降水量线上，各点的降水量_。,等,降水量,线:,相等,100mm,80mm,2040mm,80mm,60mm,40mm,20mm,40mm,80mm,100mm,地图上，将同一时间内降水量相同的各点连成的线,读图：如上图所示，A、B、C三点,的降水量分别是_、_、_。,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,世界降水的分布,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,赤道降水多,两极降水少,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,回归线附近,东岸多,西岸少,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,温带地区,沿海多,内陆少,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,地形雨的形成,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,迎风坡降水多,迎风坡,背风坡,背风坡降水少,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,地形与降水,山地的迎风坡降水多，背风坡降水少地形因素。,A、B两点纬度和海陆位置都相同，但降水量差别很大，与什么因素有关？,B,A,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,地球上降水分布规律,赤道热，降水多,两极寒，降水难,回归线，分两边,东岸多，西岸干,中纬度，看海陆,离海远，降水难,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,“雨极”乞拉朋齐,阿塔卡马沙漠,“干极”,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,纬度位置,海陆位置,赤道附近降水多，两极地区降水少,南北回归线附近，大陆东岸降水多，,大陆西岸降水少。,温带地区，,沿海地区降水多，,大陆内部降水少。,世界年降水量分布的一般规律,山地的迎风坡降水多，背风坡降水少,地形因素,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,低纬，气温高,高纬，气温低,从赤道向两极逐渐减少,同纬度地区,夏季陆地高于海洋,冬季海洋高于陆地,随海拔升高而降低,升,100,m降,0.6,赤道地区多,两极地区少,回归线附近,东岸多西岸少,温带地区,沿海多内陆少,迎风坡降水多,背风坡降水少,纬 度,海 陆,地 形,气 温,降 水,气温、降水的分布规律,影响因素,Evaluation only.,Created with Aspose.Slides for.NET 3.5 Client Profile 5.2.0.0.,Copyright 2004-2011 Aspose Pty Ltd.,