1. Warm-Up: Quiz on Light Phenomena
Class Work 1: Guided Practice Video: Demonstration of refraction of light by a glass prism Additional Videos to watch
From the above ray diagram of refraction, define, Refractive Index
Video from Edmund Scientific
From the way diamond handles light, define critical angle:
Wave Front
Wave front definition, a surface, real or imaginary, that is the locus of all adjacent points at which the phase of oscillation is the same.