The speed of sound in air at sea level is approximately____________?
A. 300 meter per second
B. 320 meter per second
C. 340 meters per second
D. 370 meter per second
The speed of sound in air at sea level is approximately____________?
A. 300 meter per second
B. 320 meter per second
C. 340 meters per second
D. 370 meter per second