Ann and Jesse’s mom is driving them to school. They are listening to music on an FM radio station. When they ride in the car with their father, they sometimes listen to AM radio. Ann wants to find out the difference between AM and FM radio signals. She finds a diagram in an online search.

A diagram showing how the frequencies and wavelengths of waves on the electromagnetic spectrum are related.

How do the AM and FM radio waves compare?

In your answer, explain how the wavelength affects the frequency of the radio waves.