http://www.scienceclip.eu/wp-content/uploads/2018/06/leyes-de-newton-T97hj97Qr24.jpg7201280Javier Santaolallahttp://www.scienceclip.eu/wp-content/uploads/2018/03/logo-science-clip.pngJavier Santaolalla2018-06-16 20:41:332018-06-16 20:41:33Leyes de Newton
Péndulo de Newton