تماشای ویدئو Specular and diffuse reflection Geometric optics Physics Khan Academy از آی-ویدئو
Specular and Diffuse Reflection. Created by Sal Khan.
Watch the next lesson: https://www.khanacademy.org/science/physics/geometric-optics/reflection-refraction/v/specular-and-diffuse-reflection-2?utm_source=YT