Research+12+principles+of+animation+Marshall

12 principles of animation media type="youtube" key="YDwufYmVVo8" width="560" height="315" creator:[|Gilles Charbonneau] Arcs are the 7th art principle and it is the concept that instead of going straight in one direction and then down at the same angle it will curve and look as though it is going through a more natural movement In the video provided the animation shows an arc animation by having someone walking and having an arc in their swinging arms and legs causing an arc motion.