sonar

Technology Science 3 of 3 appearances
Practice Technology

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# Clue Answer As Given Value Round Category Air Date Show
(Kelly of the Clue Crew shows a diagram of a ship & a submarine on the monitor.) To hide a warship's engine noises, Prairie/Masker technology on the ship creates waves of bubbles, an effective tactic for outwitting the passive type of this detection device sonar DD $2,000 J TECHNOLOGY 2013-06-05 #6623
It was first developed as a means of detecting both icebergs & submarines sonar $800 DJ SCIENCE & TECHNOLOGY 1990-06-21 #1354
It was the Titanic sinking that inspired the invention of this iceberg & sub detector sonar $500 J TECHNOLOGY 1986-01-14 #352
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