WONDER #1333: Why Does Helium Change the Sound of Your Voice?

Question 1 of 3

What is the second most abundant element in the known universe?

  1. hydrogen
  2. helium
  3. oxygen
  4. nitrogen

Question 2 of 3

Sound travels over twice as fast through helium than it does regular air due to helium’s lower what?

  1. weight
  2. mass
  3. volume
  4. density

Question 3 of 3

Which of the following body parts does NOT affect the way your voice sounds?

  1. mouth
  2. tongue
  3. feet
  4. lips

Check your answers online at https://www.wonderopolis.org/wonder/why-does-helium-change-the-sound-of-your-voice.