Helium
in example sentence
So I've told you that it happens at the rate of 400 pounds a minute for hydrogen and almost seven pounds for
helium
.
More example sentences with word helium
And now simple atoms appear of hydrogen and
helium.
It consisted of huge clouds of hydrogen and
helium
atoms, and they have no structure.
So where you get slightly denser areas, gravity starts compacting clouds of hydrogen and
helium
atoms.
For instance, here they are laying down the balloon fabric behind, which is eventually going to be filled up with
helium.
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