Frequency Amplitude Wavelength Speed in air
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: A person produces two sound waves with a flute, one immediately after the other. Both sound waves have the same pitch, but the second one is louder. Which of the following properties is greater for the second sound wave?
Possibilities:
- Frequency
- Amplitude
- Wavelength
- Speed in air

Amplitude