Today at 5:18 PM
Biology

Answered

Both active solar heating systems and passive solar heating systems
a.must face south
b.use pumps and fans
c.reduce the need to use fossil fuels
d. only work during the day

Answer :

bowlofcoleslaw55 bowlofcoleslaw55

Today at 5:23 PM

Answer:

Hmm.

Explanation:

C. Reduce the need to use fossil fuels

( If it's not C, then try D)

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