Source: cirosantilli/why-gravity-is-not-a-force
= Why gravity is not a force?
{wiki}
* https://physics.stackexchange.com/questions/33875/gravitation-is-not-force
* https://www.quora.com/Why-is-everybody-saying-that-gravity-isnt-a-force
Related to <what does it mean that photons are force carriers for electromagnetism?>.