Don’t take apart your phone! Circular motion, an app to record sensor data, and some physics is all you need. https://media.wired.com/photos/5b9c0a064542fe2d16b9e6f1/master/pass/iphone7-606990294.jpg
Don’t take apart your phone! Circular motion, an app to record sensor data, and some physics is all you need. https://media.wired.com/photos/5b9c0a064542fe2d16b9e6f1/master/pass/iphone7-606990294.jpg