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Why does a hot air balloon rise when it is heated and sink wen it is cooled?
If it is cooled its gets extremely cold from the helium,and when the heat is in the balloon it keeps it warm when its in the helium
Can helium be turned into ice?
No, helium will turn into a cryogenic 'liquid' not ice, as it is cooled to extremely low temperature's.
What has the author Gilbert Melese written?
Gilbert Melese has written: 'Thermal and flow design of helium-cooled reactors' -- subject(s): Design and construction, Gas cooled reactors, Helium
Why must helium be cooled to 4k before it will condense explain the fundamental process?
The single atoms of helium gas are small, and has small surface area. They must be cooled to 4K before their attractive forces cause them to condense.
What happens when rocks are cooled?
they expand
What happens to a liquid when it is cooled?
It freeseez.
What happens to tar when its cooled?
it will solidify.
What happens to metal when cooled?
It contracts.
What happens to matter when it is cooled?
Expand
What happens to helium when you put a burning split in?
Nothing, helium is inert.
What happens with water vapor when its cooled?
when water vapour is cooled it condenses and falls as rain
What happens to particles when materials are heated or cooled?
ummm it will definetely expand....if the materials you"re talking about is the term for science.
