What Is Light

WHAT IS LIGHT

graph TD; A[WHAT IS LIGHT] --> B[Wave-Particle Duality] A --> C[Speed of Light] A --> D[Visible Spectrum] B --> E[Wave Theory] B --> F[Particle Theory] C --> G[In Vacuum] C --> H[In Medium] D --> I[Red] D --> J[Orange] D --> K[Yellow] D --> L[Green] D --> M[Blue] D --> N[Indigo] D --> O[Violet]