the.com/centripetal
the relentless inward tug that keeps everything spinning instead of flying off into oblivion
latin rootscentrum plus petere: seeking the center
newton coined ithe named the force in the Principia
not centrifugalcentrifugal is fake, a feeling not a force
keeps orbitsgravity is centripetal force for planets
the moon fallsperpetually falling toward earth, missing forever