| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | light | physics community in Western countries | Light is described as both a wave and a particle, known as wave-particle duality. | 1 |
| 2 | light | physics education in Western countries | Light is an electromagnetic wave and a form of energy that travels at a constant speed in a vacuum. | 1 |
| 3 | light | physics students | Understood in terms of wave-particle duality and its speed as a universal constant | 1 |