Force
noun · Physics
Definition
A push or pull on an object, measured in newtons.
Explanation
A force can change the speed, direction or shape of an object. Forces are vectors, so they have size and direction.
Example
Gravity is the force pulling objects towards Earth.
Common confusion
Force is not the same as energy.
Related terms
- AccelerationThe rate of change of velocity.
- MassThe amount of matter in an object, measured in kilograms.
- InertiaThe tendency of an object to resist changes in its motion.
Study guides that use this term
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