hellium is a gas that makes light objects float e.g. balloons
its atomic weight is less than that of air
Balloons
2
hellium
helium
Hindenburg was filled with hydrogen.
Hellium
it is made of hellium gaz
a particle of hellium is small enough to fit in between the molecules of latex (or whatever the balloon is made of) and eventually leaks out due to diffusion. If the environment the balloon is in has the same amount of hellium in it as the balloon, it won't deflate.
hellium
hellium
Hellium
No. Helium does not burn.
hellium
4
2
helium
hellium
hellium