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What is force?
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In physics, a force is any interaction that, when unopposed, will change the motion of an object. A force can cause an object with mass to change its velocity, i.e., to accelerate. Force can also be described intuitively as a push or a pull. A force has both magnitude and direction, making it a vector quantity.
In SI base units: kg·m/s2
Other units: dyne, pound-force, poundal, kip, kilopond
Derivations from other quantities: F = m a
SI unit: Newton
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In Physics, force is defined as:
- The push or pull on an object with mass that causes it to change its velocity.
- Force is an external agent capable of changing the state of rest or motion of a particular body. It has a magnitude and a direction.
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