Analysis of information sources in references of the Wikipedia article "جوزيف بريستلي" in Arabic language version.
نسخة محفوظة 12 مارس 2017 على موقع واي باك مشين.May we not infer from this experiment, that the attraction of electricity is subject to the same laws with that of gravitation, and is therefore according to the squares of the distances; since it is easily demonstrated, that were the earth in the form of a shell, a body in the inside of it would not be attracted to one side more than another?
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بحاجة لعنوان (مساعدة) والوسيط |title=
غير موجود أو فارغ (من ويكي بيانات) (مساعدة)نسخة محفوظة 12 مارس 2017 على موقع واي باك مشين.May we not infer from this experiment, that the attraction of electricity is subject to the same laws with that of gravitation, and is therefore according to the squares of the distances; since it is easily demonstrated, that were the earth in the form of a shell, a body in the inside of it would not be attracted to one side more than another?