thardy69634 thardy69634

15-03-2020
Physics

contestada

Fiberglass, an insulator, can be found in the walls and roofs of some houses and buildings. Why would an insulator be needed inside of buildings in the winter?

A) It makes the building look pretty.
B) It keeps the heat inside of the building.
C) It keeps the heat outside of the building.
D) It keeps the cool air inside of the building.

Respuesta :

averyhyman averyhyman

15-03-2020

i’m just here for the points i’ll give an answer and hopefully it’s right: B

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Sneezelet Sneezelet

15-03-2020

I’d also say B in this case, but mostly, insulators are to prevent the unwanted gain or loss of thermal energy and heat.

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