So when your voice originates in helium and then travels through the air to someone's ear, it sounds higher. If both you and the listener were in a room filled.
Why does Breathing Helium Change the Sound of Your Voice?
Helium is much less dense than regular air. The helium actually affects the sound quality of your voice (its tone or timbre) by allowing sound to travel faster.
Lower density, compared to air. · The sounds you produce originate in various "resonators" in your vocal tract. · Sound travels faster in helium than it does in.
Actually. helium does not change the pitch or frequency of your voice. What it does is, it fills your voice box as a gas that is much lighter than. Helium is a super light gas which can make your vocal cords vibrate at a much faster rate, producing a high-pitched tone. You can inhale helium directly. How does helium change your voice? Why does helium make your voice change? Why does helium affect your voice? Helium is a gas capable of modifying the tone.