of the plane of oscillation. See also Absolute rotation Coriolis effect Earth's rotation Eötvös experiment Inertial frame Lariat chain Precession References Further reading External links Wolfe, Joe, "A derivation of the precession of the Foucault pendulum". "The Foucault Pendulum", derivation of the precession in polar coordinates. "The Foucault Pendulum" By Joe Wolfe, with film clip and animations. "Foucault's Pendulum" by Jens-Peer Kuska with Jeff Bryant, Wolfram Demonstrations Project: a computer model of the pendulum allowing manipulation of pendulum frequency, Earth rotation frequency, latitude, and time. "Webcam Kirchhoff-Institut für Physik, Universität Heidelberg". California academy of sciences, CA Foucault pendulum explanation, in friendly format Foucault pendulum model Exposition including a tabletop device that shows the Foucault effect in seconds. Foucault, M. L., Physical demonstration of the rotation of the Earth by means of the pendulum, Franklin Institute, 2000, retrieved 2007-10-31. Translation of his paper on Foucault pendulum. Pendolo nel Salone The Foucault Pendulum inside Palazzo della Ragione in Padova, Italy Pendulums Physics experiments French inventions