ΠΑΡΟΥΣΙΑΣΗ    https://aesop.iep.edu.gr/node/12132/1441

ΠΡΟΣΟΜΟΙΩΣΗ  https://phet.colorado.edu/sims/html/pendulum-lab/latest/pendulum-lab_el.html

ΚΟΥΙΖ  https://wordwall.net/el/resource/110727756/%CE%B1%CF%80%CE%BB%CE%BF-%CE%B5%CE%BA%CE%BA%CF%81%CE%B5%CE%BC%CE%B5%CF%83