UNIT EIGHT: Waves. Chapter 24 Waves and Sound Chapter 25 Light and Optics. Chapter Twenty-Five: Light and Optics. 25.1 Properties of Light 25.2 Color and Vision 25.3 Optics. Chapter 25.1 Learning Goals. Describe the properties of light.
The light from a gas flame is blue (high energy) and the light from a match is red-orange (low energy).25.1 Color and energy