supmon0dezBobalut supmon0dezBobalut

16-02-2016
Physics

Answered

T Object]User:

Air spaces are used in insulation because _____.

air is a good conductor

air is a poor conductor

air is light

air is colorless

Verified Answer :

CarlosFernandezVega CarlosFernandezVega

16-02-2016

The second one, air is a poor conductor. If it weren't it wouldn't be used as such in construction. It's not the best insulator, but is quite efficient, and much cheaper to include a layer of air inside a wall than to add additional layers of asbestos :)

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