Mastering Newton's Laws
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Questions and Answers

According to Newton's laws of motion, what happens to a body that is not acted upon by a force?

  • It remains at rest (correct)
  • It accelerates
  • It moves at a constant speed
  • It changes direction

    • What is the relationship between the time rate of change of momentum and the force acting on a body?

  • They are equal (correct)
  • They are unrelated
  • They are inversely proportional
  • They are directly proportional

    • If two bodies exert forces on each other, what is true about the magnitude and direction of these forces?

  • They have the same magnitude and same direction
  • They have different magnitudes and same direction
  • They have different magnitudes and opposite directions
  • They have the same magnitude and opposite directions (correct)

    • Who first stated the three laws of motion?

    <p>Isaac Newton</p> Signup and view all the answers

    What did Newton use the three laws of motion to investigate and explain?

    <p>The motion of physical objects and systems</p> Signup and view all the answers

    According to Newton's laws of motion, what is the relationship between the motion of an object and the forces acting on it?

    <p>The motion of an object is directly proportional to the forces acting on it.</p> Signup and view all the answers

    What is the main purpose of Newton's laws of motion?

    <p>To investigate the motion of physical objects and systems</p> Signup and view all the answers

    Which of the following is NOT one of Newton's laws of motion?

    <p>The acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass.</p> Signup and view all the answers

    What is the significance of Newton's laws of motion in the field of physics?

    <p>They laid the foundation for classical mechanics.</p> Signup and view all the answers

    What is the mathematical relationship between the time rate of change of momentum and the force acting on a body?

    <p>The time rate of change of momentum is directly proportional to the force.</p> Signup and view all the answers

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