لماذا نرى البرق ثم نسمع الرعد؟

25 فبراير 2013

هذا يدل على ان الضوء ينتقل بسرعة اكبر كثيرا من سرعة الصوت، فالصوت ينتقل في

الهواء بسرعة 340 مترا/ثانية اما الضوء فينتقل بسرعة تبلغ 300 ألف كيلو متر في

الثانية الواحدة.

معلومات ثقافية، معلومات علمية

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أخر المواضيع من قسم : معلومات ثقافية، معلومات علمية

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