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In the article, "Earthships," what does passive solar mean?

a type of fossil fuel used for electricity

a clean-burning natural gas

the use of the sun's energy for either heating or cooling

a type of pollution resulting from cracking tires

Respuesta :

kaaruthecandycorn
Passive solar-the use of the sun's energy for either heating or cooling

:)

Answer:

C Passive solar-the use of the sun's energy for either heating or cooling

Explanation:

Your welcome. :)

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