the ability of electrons to travel through a medium the frequency of the wave the amplitude of the wave the proximity of the molecules of the medium
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which of the following has the greatest effect on the speed at which sound travels through a gas?
Possibilities:
- the ability of electrons to travel through a medium
- the frequency of the wave
- the amplitude of the wave
- the proximity of the molecules of the medium

the proximity of the molecules of the medium