| Answer | Crossword Clue |
|---|---|
| PHOTON | Quantum of light energy. |
| PHONON | Quantum of energy |
| PHOTON | Quantum of radiant energy. |
| ROTON | Energy quantum |
| PHOTON | Quantum of light |
| PHOTON | Light quantum |
| Answer | Crossword Clue |
|---|---|
| PHOTON | Quantum of light energy. |
| PHONON | Quantum of energy |
| PHOTON | Quantum of radiant energy. |
| ROTON | Energy quantum |
| PHOTON | Quantum of light |
| PHOTON | Light quantum |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.