issb general knowledge MCQ #380

Speed of sound in air approx?

issb general knowledge MCQ #380

  1. Question 1

    Q1. Speed of sound in air approx?

    • A) 300 m/s
    • B) 330 m/s
    • C) 500 m/s
    • D) 1000 m/s

    Answer: 330 m/s

    Explanation: Sound travels about 330 meters per second in air. Work each step carefully; ISSB math rewards accuracy under time pressure.