You hear a sound in the distance. Suddenly the sound gets deeper, decreasing in pitch. Which can you assume about the sound waves reaching your ears?
The wavelengths of the new sound waves are longer.
The amplitude of the new sound waves has increased.
The sound waves have changed their speed so that they are now moving more quickly through the air.

Question

You hear a sound in the distance. Suddenly the sound gets deeper, decreasing in pitch. Which can you assume about the sound waves reaching your ears?
The wavelengths of the new sound waves are longer.
The amplitude of the new sound waves has increased.
The sound waves have changed their speed so that they are now moving more quickly through the air.

anonymous · Answer

its The wavelengths of the new sound waves are longer.