| Answer | Crossword Clue |
|---|---|
| spinthariscopes | instrument that detects ionizing radiation by picking up sparks of light from alpha particles |
| Answer | Crossword Clue |
|---|---|
| spinthariscopes | instrument that detects ionizing radiation by picking up sparks of light from alpha particles |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.