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musa abdalmaged

20 فبراير 2018

يمكنك مراسلتنا عبر النموذج التالي :

تأكد من ظهور ( تم أرسال رسالتلك )

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وائل سمير19 مايو 2018 في 12:07 م
. نرجوا منكم ترجمة كتاب عالم الكونيات الدكتور (ماكس تيجمارك )
نتمنى ان يكون الكتاب بصيغة ملف PDF

https://www.barnesandnoble.com/w/our-mathematical-universe-max-tegmark/1115123577
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الخوارزمى24 يوليو 2019 في 10:36 م
جزيتم خيرا
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علا20 أغسطس 2019 في 1:46 م
السلام عليكم

روابط مجلة الفيزياء العصرية لا تعمل , نرجو منكم إصلاحها و شكرا لكم
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musa abdalmaged6 مارس 2020 في 9:16 ص
تم اصلاح الروابط جميعها بنجاح
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منار18 يوليو 2020 في 11:12 ص
السلام عليكم محتاجة حل السوال التالي ممكن تحلوه واني الممنونة (سفينة على سطح الماء ترسل اشارة صوتية عموديا الى قعر الماء.تستلم هذه الاشارة بعد 4 ثواني. فما هو عمق القعر . اذا علمت ان سرعة الصوت في الماء هي 1500 متر\ثانية.)
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صالح10 سبتمبر 2020 في 8:38 م
السلام عليكم
حاولت ارسال رسالة لكم لكن الرابط غير فعال
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ادعمنا بمشاركة المحتوي مع غيرك او بالتعليق بالاسفل..

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