why does a marshmallow get bigger when it's in a jar without air?

Subject: why does a marshmallow get bigger when it's in a jar without air?

Date: Sun Jan 21 18:21:39 2001
Posted by anne
Grade level: 7-9 School: kickimuit middle school
City: warren State/Province: rhode island Country: usa
Area of science: Chemistry
ID: 980119299.Ch

Message:


when you put a marshmallow in a jar and put clay cover with a straw 
thourgh it and the cover is air tight why does it expand

Re: why does a marshmallow get bigger when it's in a jar without air?

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