朋友,你可曾登上过峨眉山的绝顶,领略过“峨眉宝光”那神秘的奇景吗? 当雨后初晴或夕阳刚落的时候,你若站在峨眉山金顶峰的舍身崖上,有时就会感到空中突然出现一轮彩色大光圈,而你那身影竟被映在光圈之中。这就是著名的奇景“峨眉宝光”。过去人们不懂得其中的科学道理,以为这就是“佛光”、“佛影”。为什么蛾眉山会有这种空中奇景呢? 我们做两个实验就可以揭开它的秘密了。晚上,在屋里地上点上一支蜡烛,你站在蜡烛旁,墙壁上就映出一个巨大的身影。在太阳光下喷一口水,水雾中会出现七色的彩虹圈。原来,太阳光是由许多颜色的光组合成的。当阳光透过三棱镜时。各种颜色就会分散开,这就是“色散”。空气中的水滴和冰晶就象无数个棱镜,阳光通过它也要发生色散。峨眉山地区的空气非常潮湿,在高高的舍身崖 Friends, you have ever climbed Mount Emei extremely, have a taste of “Emei Baoguang ” mysterious wonders it? When the rain early or sunset just disappeared, if you stand Emei the Golden Summit of Shensheya On the occasion, you will sometimes feel the sudden appearance of a large color aperture in the sky, and your figure is actually reflected in the aperture. This is the famous wonders “Emei Baoguang ”. In the past, people did not understand one of the scientific truths, thinking that this is “Buddha Light ”, “Buddha Shadow ”. Why is there such a spectacle in Mount Cmei? We can do two experiments to uncover its secrets. In the evening, spot a candle on the floor in the room, and you stand beside the candle, and a huge figure appears on the wall. Sprinkle a sip of water under the sun's rays, seven-color rainbow circles appear in the mist. It turned out that the sun is composed of many colors of light. When the sun through the prism. A variety of colors will be dispersed, this is “dispersion ”. Drops of water and ice crystals in the air, like countless prisms, disperse the sunlight through it too. Emeishan area of ​​the air is very humid, in the tall She Shenya