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This tag is for the classical concept of forces, i.e. the quantities causing an acceleration of a body. It expands to the strong/electroweak force only insofar as they act comparable to ‘classical’ forces. Use [tag:particle-physics] for decay channels due to forces and [tag:newtonian-mechanics] or one of the other subtopics of [tag:classical-mechanics] for the dynamics of classical systems.

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there is no net force at all? From what I think, there is still a net force but it's just 0 because of the forces in all directions cancel out, it doesn't mean there is "no" net force. Thus, I am wondering would it be responsible to say there is a net force, but it is just 0. …
asked Feb 21 by Andrew Pang