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Force and Laws of Motion

9th Class (CBSE) Science: Force and Laws of Motion Quiz

NCERT 9th Class (CBSE) Science: Force and Laws of Motion Quiz

22 Multiple Choice Questions related to NCERT 9th Class (CBSE) Science: Force and Laws of Motion Quiz:

  • It is a push or pull on an object that produces acceleration in the body on which it acts.
  • A force of one Newton produces an acceleration of 1 m/s2 on an object of mass 1 kg. 1 N = 1 kg m/s2
  • When forces acting on a body from the opposite direction do not change the state of rest or of motion of an object, such forces are called balanced forces.
  • The rate of change of momentum of an object is proportional to the applied unbalanced force in the direction of the force.

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