Why does helium make your voice go squeaky?
Why does helium make your voice sound funny?
What makes helium flammable? How can you describe helium? Why do helium balloons deflate? When a balloon pops, what are the principles behind the popping sound? Why do some people have a naturally raspy voice? What makes you laugh out loud? Do the names of the particles sound silly? What is the main source of helium? What is helium 3? Why are nasal voices so funny? What are the consequences of getting high on helium? Why do MRI machines need helium? Is helium an element, mixture or a compound? Why do some voices give you goosebumps? How does this happen? What causes dizziness when laughing? Why is helium gas used to fill balloons instead of hydrogen gas? What makes people laugh? Do you make people laugh? Why does sound come from a tube light? Is Helium considered an inert gas? If not, why? Why might a schizophrenic laugh if nothing funny is happening? What would happen if we run out of helium? What makes you laugh? What will happen when we finally run out of helium? Why do some people laugh out loud for no reason at all? Are there psychological implications to this? Why do people make noises during sex? Why do parrots mimic sound? Can deaf people laugh out loud? What can you do to make helium non flammable? What's the reason why tadpoles blow bubbles? Is it normal for them to make bubbles at the edges of a tank?