إجابة
one pole of the magnet tries to search for the north direction of the earth,while the other pole tries to search for the south direction of the earthعرض المزيد
لاتوجد تعليقات.
one pole of the magnet tries to search for the north direction of the earth,while the other pole tries to search for the south direction of the earthعرض المزيد
لاتوجد تعليقات.
لاتوجد تعليقات