Question

Please Help!!!

Imagine a ringing bell set inside a sealed glass jar. Once all the air is removed and a vacuum is created, the ringing sound is no longer heard. Explain why this happens.

Question options:

The lack of air in the jar causes the ringing to stop.


Without air, the sound waves cannot travel to the ear.


The glass prevents any sound from escaping.


The pressure of the outside air causes the sound to remain within the jar.

Answer 1

The correct answer is : B.Without air, the sound waves cannot travel to the ear.