تم الإجابة عليه: التفكير الناقد كيف يحافظ الاحتكاك على سلامتنا

ج_يمكننا الاحتكاك من المشي على الأرض دون انزلاق بسبب قوة الاحتكاك بين أقدامنا والأرض كما تستخدم في مكابح السيارة والدراجة قوة الاحتكاك بين مكابح العجلة وإطار العجلة تؤدي إلى توقف حركة العجلة

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تم الإجابة عليه: التفكير الناقد كيف يحافظ الاحتكاك على سلامتنا

أخر المواضيع من قسم : اسألني