من اخترع البوصلة؟

02 يناير 2013

من اخترع البوصلة؟

يقال إن مخترعي البوصلة هم الصينيون وذلك في القرن الثاني قبل الميلاد، حيث استخدموا أكسيد الحديد وكان يحدد محوري الشمال والجنوب.

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