tag:blogger.com,1999:blog-1213804399008443633.post615369639098510196..comments2023-04-16T07:47:25.630-07:00Comments on WELCOME TO MY SCIENCE GARDEN !!!: RainbowsFooYangLinghttp://www.blogger.com/profile/15697651399108230128noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-1213804399008443633.post-51332055681180787792012-12-19T06:03:55.378-08:002012-12-19T06:03:55.378-08:00Rainbow is an optical phenomenon that is caused by...Rainbow is an optical phenomenon that is caused by reflection of light in water droplets in the earth's atmosphere resulting in a spectrum of light appearing in the sky. Rainbow contains seven colours which are red, orange, yellow, green, blue, indigo and violet.Anonymoushttps://www.blogger.com/profile/08019651421678918506noreply@blogger.com