Q: Which one of the following statements about sound is NOT correct?
(a)Sound travels at a speed slower than the speed of light
(b)Sound waves are transverse waves
(c)Sound waves are longitudinal waves
(d)Sound travels faster in moist air than in dry air
Correct Answer: (d)
The correct answer is (c): Sound waves are longitudinal waves. Subject: Science & Technology | Sub-topic: Physics Note: This answer was determined through AI-based research. Verify against the official answer key when available.