Someone pretends to be an expert in physics. What's the one question you would ask to call him out?

Or series of questions. I didn't see any physics specific entries, which was what i was mainly interested in, instead it was mainly it, programming, and i think there was an electrical engineering one

Submitted January 29, 2016 at 07:48PM by lonestarphysics http://ift.tt/1nDP5fW