لماذا تنقل الفلزات الكهرباء والحرارة بسهولة

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لأنها تتمتع بروابط فلزية والإلكترونات فيها حرة تنتقل حيث تريد فتنقل معها الكهرباء والحرارة .

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الأقسام القوى الفيزيائية بنية المادة

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