Help ill give brainliest help with number 11

Yes. In general, the more dense a material is the longer it will retain heat, therefore containing more thermal energy. Answer.com quoted this:

"If one cubic inch of marshmallow is set in an identical environment as one cubic inch of iron, the marshmallow will have run out of thermal energy long before the iron. Size matters as well. Two objects of identical material are set in an identical environment; one cubic inch of iron, and two cubic inches of iron. The two cubic inch iron will retain its heat longer."

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