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What is Newton's Laws and Weight, Mass & Gravity?

Answer»

Newton gave three laws.
First LAW -
An object at rest continues to be at rest and an object in motion continues to be in motion till an external force acts on it.
Second law -
The force on an object is directly proportional to the acceleration of the object.
F = ma
Third law -
EVERY action has an EQUAL and opposite reaction.

Weight = The force acting on a body DUE to gravity.
Mass = The proportionality constant of the RELATION force is directly proportional to acceleration.
Gravity = The attractive force exerted by the earth on other objects.



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