Waves, Sound and LIght Module, Lecture-style Class Classroom Video Clips Index Unit WS: Mechanical Waves and Sound Lessons Links Lesson 1: Properties of Waves Video Clips Lesson 2: Two-Dimensional Waves Video Clips Lesson 3: Sound Waves Video Clips Unit L: Light and Color Lessons Links Lesson 1: Pinholes and Shadows Video Clips Lesson 2: Reflection of Light Video Clips Lesson 3: Refraction of Light Video Clips Lesson 4: Color Video Clips Lesson 5 Engineering Design: Measuring the Moon's Distance Video Clips   Next Gen PET Classroom Video Clips Index Copyright © 2017 Next Gen PET