I hum beneath great pressures, carrying signals through endless depths, yet I bear no lungs or voice. What am I?
Category: Who Am I · Difficulty: hard
Hint: Focus on how sound travels in an aquatic environment without living creatures.
Answer
An underwater acoustic communication system
Explanation
Acoustic systems transmit sounds underwater without being biological, unlike vents or animals.
This is a hard who am i riddle — a tricky one that takes a little thought. The answer is An underwater acoustic communication system.
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