Problemas
According to Newton's firs'law of motion, when will an object at rest begin to move? when its inertia decreases to zero when an unbalanced force acts upon it when the action and reaction forces are equal when two equal and opposite forces act upon it
Roztwór
Flavia
élite · Tutor durante 8 años
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Respuesta
ccording to Newton's first law of motion, an object at rest will remain at rest until an unbalanced force acts upon it. Therefore, the correct answer is: when an unbalanced force acts upon it.