# Answer to Question #23144 in Mechanics | Relativity for rfs

Question #23144

what is newton 1st law of motion?

Expert's answer

The Newton's 1st law of motion:

The Newton's first law states that if the net force (the vector sum of all forces acting on an object) is zero, then the velocity of the object is constant.

The Newton's first law states that if the net force (the vector sum of all forces acting on an object) is zero, then the velocity of the object is constant.

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