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Old Saturday, June 26, 2010
siraj narejo siraj narejo is offline
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why hot soup/food is more tasty than cold one?

why women dont become bald?

why right handed ppl live longer than left handed? (on average)

what are the "Life Features" of candle? on the basis of which we can call it has life like all of us?

which tree cant reproduce itself? man propagate it?

why petrol fire cant be extinguished by water?

Quote:
Originally Posted by Kashinov View Post

2# Why rainbow is produced in the sky after rainfall and sunlight?

ANS: This is due to the splitting of sunlight into it's 7 basic colours: VIBGYOR.....after sunlight passes thru a raindrop and is a result of refraction.
dear rainbow is due to reflection as well as refraction of light. light enters into drop, then reflected back rom opposite side of the drop at 42 dgree (w r t its original entry and u can only see if ur back is towards sun

Last edited by Andrew Dufresne; Sunday, June 27, 2010 at 02:40 PM. Reason: Merged
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