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#11
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#12
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![]() Question ~ Why is the sky blue? Answer: Violet and blue light have short waves which are scattered more than red light waves. While red light goes almost straight through the atmosphere, blue and violet light are scattered by particles in the atmosphere. Thus, we see a blue sky.
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#13
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![]() Question 6 ~ Why is the boiling point of sea water more than that of pure water?
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#14
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![]() Jazak Allah khair bohat achi thread start ki ha |
#15
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#16
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![]() اردو زبان میں کرتے تو اچھا نہ تھا؟
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محمد طارق راحیل
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#17
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![]() شکریہ...........................
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محمد طارق راحیل
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