Which of the following statements about sound is NOT true?
A
sound is a longitudinal wave
B
sound can be reflected and refracted like light
C
sound travels through a vacuum
D
sound moves faster in a steel wire than in air
E
sound can ony be produced by vibrating objects
Verified Correct Answer: C.
Physical Principles & Numerical Solution
Sound cannot travel through a vacuum. A vacuum is an area without any air, like space. So sound cannot travel through space because there is no matter for the vibrations to work in.
Source: Myschool Past Questions Archive (Record #29115)