According to Newton's first law of motion, when will an object at rest begin to move?

a. when its inertia decreases to zero

b. when an unbalanced force acts upon it

c. when the action and reaction forces are equal

d. when two equal and opposite forces act upon it

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16 April, 06:32

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Vinny · Answer 1

B. When an unbalanced force acts on it. It's acceleration will be found using Newton's second law, F = ma

According to Newton's first law of motion, when will an object at rest begin to move?a. when its inertia decreases to zerob. when an unbalanced force acts upon itc. when the action and reaction forces are equald. when two equal and opposite forces act upon it