Weegy: A rifle kicks is Newton's 3rd law: for every action there is an equal and opposite reaction
User: A force of 450 N accelerates a box across a frictionless surface at a rate of 15 m/s2. What is the mass of the box?
6,750 kg Weegy: The answer is b.30 kg. User: Which of the following is a scalar?
acceleration Weegy: speed. By definition, speed is velocity when you forget the ... (More)