Mach's Principle and Centripetal vs Centrifugal Force. More links and info below ↓ ↓ ↓ Patreon: https://www.patreon.com/sixtysymbols Some extra clips from this interview: https://youtu.be/Y4_NBjZthyE This video features Professor Mike Merrifield from the University of Nottingham... https://twitter.com/ProfMike_M Additional editing and animation by Pete McPartlan Gamma Trilogy of videos: http://bit.ly/Gamma3 Prof Merrifield on Objectivity: https://youtu.be/PccGklgNlHs Discuss this video on Brady's subreddit: https://redd.it/6ajxjt Visit our website at http://www.sixtysymbols.com/ We're on Facebook at http://www.facebook.com/sixtysymbols And Twitter at http://twitter.com/sixtysymbols This project features scientists from The University of Nottingham http://bit.ly/NottsPhysics Sixty Symbols videos by Brady Haran http://www.bradyharanblog.com Email list: http://eepurl.com/YdjL9