ac.il law of the pendulum the pendulum experiment Tel-Aviv University muse.tau.ac.il Galileo and the pendulum http://muse.tau.ac.il/museum/galileo/pendulum.html noticed the swinging of a chandelier law of the pendulum Muse: Museum: Galileo: Pendulum Properties of Pendulum Tel Aviv University: Galileo: O pêndulo [em inglês] the pendulum experiment the pendulum experiment