JG: And lastly, here's Destin, from "Smarter Every Day," talking about the conservation of angular momentum, and, since it's YouTube, cats: (Video) Hey, it's me, Destin. Welcome back to "Smarter Every Day."
falando sobre conservação de momento angular, e, como é o YouTube, gatos: (Vídeo) Oi, sou Destin, bem-vindos ao "Smarter Every Day".