What is Force?
Solution
Force is a physical quantity that is used to measure the interaction between two objects. In physics, it is defined as an influence that causes an object to undergo a certain change, either concerning its movement, direction, or geometrical construction. It is measured in the unit of Newton (N) in the International System of Units (SI).
The concept of force is based on Sir Isaac Newton's three laws of motion:
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Newton's First Law (Law of Inertia): An object at rest tends to stay at rest and an object in motion tends to stay in motion with the same speed and in the same direction unless acted upon by an unbalanced force.
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Newton's Second Law: The force acting on an object is equal to the mass of that object times its acceleration (F = ma).
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Newton's Third Law: For every action, there is an equal and opposite reaction.
These laws describe how forces affect the motion of objects and systems.
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