ما هو الشغل والطاقة ؟

ali

اخر تحديث : منذ شهر

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عندما تزيح صندوقا من مكان لمكان فأنت بهذا قد قمت بشغل لأنك بذلت قوة حركت الجسم ولكن الشغل لا يتم بدون طاقة ، فالطاقة هي القدرة على أداء شغل ، فالشغل يعني تحول الطاقة من شكل إلى آخر فنحن نحصل على طاقة الطعام وهي كيميائية ونحولها إلى طاقة حركية

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