why do astronauts touch their head masks when they have to talk in space?

Subject: why do astronauts touch their head masks when they have to talk in space?

Date: Wed Jul 25 07:34:58 2001
Posted by vasudha
Grade level: 10-12 School: No school entered.
City: singapore State/Province: No state entered. Country: singapore
Area of science: Physics
ID: 996060898.Ph

Message:


i don't understand this question.my teacher said something about space being a 
vaccum and there is no air and everthing.i don't understand it.please explain.

Re: why do astronauts touch their head masks when they have to talk in space?

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