Vacuum
From the Simple English Wikipedia, the free encyclopedia that anyone can change
A vacuum is a place where there is no matter. Sound cannot travel in a vacuum.
Outer space is not a true vacuum, because there is a very small number of particles there.
A vacuum cleaner is a device that cleans dirt from floors. Sometimes it is just called a vacuum.
Vacuums are also used in many physics experiments involving environments with no matter.
In Norwegian Vakuum also known as a famous rapper from Norway, Stavanger.
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