Completar Frases game reflection Versión en línea juego de reflexión por Carlos Cristancho 1 notice you substance example speed straw change light because glass Another light when which that dense apparently phenomenon occurs transmitting light is refraction , consists of a of of passing from one medium to another ; This can be air - water - air or air - glass - air . For , if put a straw into a with water , you that the folds . This is passes from a less dense to a one .
Crear