How to sound waves move through the air?

What is sound?

What determines the wavelength?

Another word for wavelength?

The higher the frequency...?

What is amplitude?

What determines the amplitude?

Turnover for a diagram.

What are the different parts of the wave?

Turnover for a diagram.

Speed of sound

Speed of light

What does the electromagnetic spectrum consist of?

Diagram

What is Total internal reflection(TIR)?