Answer | Crossword Clue |
---|---|
SUPERSONIC | Past the sound barrier. |
ENCROACHED | Went past the barrier |
SONIC | Designating the sound barrier. |
MACHI | Speed at the sound barrier. |
YEAGER | Chuck who broke the sound barrier |
SST | It's not breaking the sound barrier anymore |
BOOM | Sound made when passing the sound barrier |
COCHRAN | First aviatrix to break the sound barrier Jacqueline .. |
WHIP | First object made by humans to break the sound barrier |