| Answer | Crossword Clue |
|---|---|
| PROTON | Nucleus of an atom. |
| FISSION | Splitting of an atom nucleus. |
| ALPHA | ... particle (helium-atom nucleus) |
| CADRE | Nucleus of an action unit |
| RADIOISOTOPES | They have an unstable nucleus |
| NEUTRON | Particle in an atomic nucleus |
| Answer | Crossword Clue |
|---|---|
| PROTON | Nucleus of an atom. |
| FISSION | Splitting of an atom nucleus. |
| ALPHA | ... particle (helium-atom nucleus) |
| CADRE | Nucleus of an action unit |
| RADIOISOTOPES | They have an unstable nucleus |
| NEUTRON | Particle in an atomic nucleus |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.