Everyday Science
NULL
Medium
Question
The speed of sound in air does not (ideally) change with __________?
A
Temperature of air
B
Pressure of air
✓ Official correct answer
C
Moisture content in air
D
Wind in the direction of propagation of sound
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
Temperature of air
No member explanations yet for this option.
B
Pressure of air
No member explanations yet for this option.
C
Moisture content in air
No member explanations yet for this option.
D
Wind in the direction of propagation of sound
No member explanations yet for this option.
Explanation
At fixed temperature, sound speed is nearly independent of pressure.
So the correct answer is Pressure of air.
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