The normal , Imaginary line at 90 degrees to the object, Obliquely , Not at 90 degrees, Glass block, Material of greater density, Air , Material of lesser density, Angle of incidence , Angle between the normal and incident ray, Angle of refraction , Angle between the normal and refracted ray.

Tauler de classificació

Estil visual

Opcions

Canvia de fonament

)
Restaurar desada automàtica: ?