everyday science MCQ #4697

The speed of sound in air at sea level is approximately:

everyday science MCQ #4697

  1. Question 1

    Q1. The speed of sound in air at sea level is approximately:

    • A) 320 meters per second
    • B) 340 meters per second
    • C) 370 meters per second
    • D) 300 meters per second

    Answer: 340 meters per second

    Explanation: The speed of sound in dry air at 20°C and sea level is approximately 343 meters per second, commonly rounded to 340 m/s for calculations.