ziplovin31 ziplovin31
  • 15-11-2017
  • Biology
contestada

WILLL GIVE A BRAINLEST

Both active solar heating systems and passive solar heating systems _____.



must face south



use pumps and fans



only work during the daytime



reduce the need to use fossil fuels

Relax

Respuesta :

xXSammanthaLynchXx
xXSammanthaLynchXx xXSammanthaLynchXx
  • 11-09-2019

Reduce the need to use fossil fuels.

Answer Link
mackenzielemm11 mackenzielemm11
  • 17-10-2019

Answer:

Reduce the need to use fossil fuels

Explanation:

Answer Link

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