RT @ZonePhysics: Each ball is traveling in a straight line but together they circulating https://t.co/SE0eyYV47Y 0 atbildes
Māris Bezmers (2019-11-02 13:00:44) |
RT @ZonePhysics: Each ball is traveling in a straight line but together they circulating https://t.co/SE0eyYV47Y |