The first audio recordings on Mars reveal different Speeds of sound.

  • A. Two
  • B. Three
  • C. Five
  • D. Nine

Correct Answer: A. Two

The first audio recordings from Mars revealed a quiet planet with occasional gusts of wind where two different speeds of sound would have a strange delayed effect on hearing, scientists said on April 1, 2022. After NASA`s Perseverance rover landed on Mars in February last year, its two microphones started recording, allowing scientists to hear what it is like on the Red Planet for the first time.

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