حلول التدريبات العملية حفظ كمية الحركة

8. ב.6

مقدار الدفع للقوة المحصّلة. لمدة أربع ثوان:

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اتجاه متجه محصلة الدفع إلى اليمين، بنفس اتجاه القوة المحصلة.