Which of the following statements is true about sound waves? (2023)

Question: Which of the following statements is true about sound waves? (2023)

Options:

1. They can travel through a vacuum
2. They are transverse waves
3. They require a medium to travel
4. They travel faster in air than in water

Correct Answer: They require a medium to travel

Exam Year: 2023

Solution:

Sound waves require a medium (solid, liquid, or gas) to travel and cannot propagate through a vacuum.