| Answer | Crossword Clue |
|---|---|
| NEWTONSCRADLE | Gizmo often with five balls that demonstrates conservation of momentum and energy |
| Answer | Crossword Clue |
|---|---|
| NEWTONSCRADLE | Gizmo often with five balls that demonstrates conservation of momentum and energy |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.