Which of the following is not true about sound waves.

Question

Sound waves are invisible.

Sound waves travel through medium.

Sound waves can move through a vacuum.

Sound waves can move through water.

Answer 1

The statement that is not true about sound waves is:

Sound waves can move through a vacuum.

Sound waves require a medium (such as air, water, or solid materials) to travel through, and they cannot propagate through a vacuum, where there are no molecules to transmit the sound.