Q. Longitudinal waves cannot travel through
✅ Correct Answer: (A)
Vacuum
Explanation: Sound waves are longitudinal waves. They cause particles to vibrate parallel to the direction of wave travel. Sound cannot travel through a vacuum because there are no particles to carry the vibrations.
Explanation by: Team MCQ Buddy
Sound waves are longitudinal waves. They cause particles to vibrate parallel to the direction of wave travel. Sound cannot travel through a vacuum because there are no particles to carry the vibrations.