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31 Αυγ 2018 · What is helium used for, and where does it come from? Learn facts about this noble gas, including how it causes balloons to float, its surprising uses in med...
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Why do helium balloons float? Watch herehttps://www.youtube.com/watch?v=NQOAVMrTmOkThe helium balloon displaces an amount of air (just like the empty bottle ...
The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about helium, Donald Duck voices, and floating balloons.
19 Οκτ 2023 · What is helium used for, and where does it come from? Learn facts about this noble gas, including how it causes balloons to float, its surprising uses in medicine and exploration, and how its limited availability on Earth could affect science and industry.
Because helium is light, people use it to make blimps and weather balloons float in the air. Deep-sea divers breathe a mixture of helium and oxygen underwater. The helium helps to prevent divers from getting poisoned by too much oxygen. Breathing too much helium is also dangerous, however.
Kids learn about the element helium and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of helium.
