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What is the Definition of Force? And, What are the Effects of Force?

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Force : A push or pull applied to a body is called force.

  • The SI unit of force is Newton (N)
  • Formula to calculate force F = m * a. ( F= force, m= mass of an object, a=acceleration)

Effects of Force 

  1. A force can move a stationary body.
  2. A force can stop a moving body.
  3. A force can change the speed of a moving body.
  4. A force can change the direction of a moving body.
  5. A force can change the shape (and size) of a body.

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