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彩虹的形成

近期大家都鍾意一見到彩虹就post晒上facebook. 何解突然城市都可以有彩虹? 彩虹係點樣形成?

By gagaChiuchiu  (pupil) on 2013-08-09  Answers 1   Views 66

i can answer

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By goodmorningsir (graduate) on 2013-08-12

根據香港天文台:當陽光經過水滴時,它會被折射、反射後再折射出來。在水滴內經過一次反射的光線,便形成我們常見的彩虹(主虹)。

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