| Answer | Crossword Clue |
|---|---|
| BOOM | Sound made when passing the sound barrier |
| WHIP | First object made by humans to break the sound barrier |
| Answer | Crossword Clue |
|---|---|
| BOOM | Sound made when passing the sound barrier |
| WHIP | First object made by humans to break the sound barrier |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.