| Answer | Crossword Clue |
|---|---|
| PULSE | Particle stream, in physics |
| ANION | Particle in physics. |
| QUARK | Hypothetical particle, in physics |
| ZETAS | Particle displacement symbols, in physics |
| LAMBDA | Kind of particle in physics |
| CERN | Huge particle physics lab in Europe |
| CERN | World's largest particle physics lab, in Switzerland |
