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Physics 8 Online
OpenStudy (this):

helpppp pllzzz which item below is an insulation? a, stainless steel fork b, aluminum pie pan c, brass nail d, plastic foam cup

OpenStudy (anonymous):

The pie pan because it is retaining some heat whil at the same time giving it off.

OpenStudy (ksaimouli):

d

OpenStudy (anonymous):

insulation against what?

OpenStudy (shane_b):

The plastic foam cup is the best insulator in the list...that's why we use them to hold hot/cold liquids. The others in the list are all metals which are typically categorized as conductors...not insulators.

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