1. When an object is moving... it could not be stopped ,untill external force is applied.. 2.Every action has equal and opp. Reaction.
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1. any body in the universe remains in its state of rest or unifrom motion unless acted upon by any external force.
2.the rate of change of momentum is directly proportional to the applied force and acts in the direction in which the force is applied.
3. every action has an equal and opposite reaction
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