marc0926 marc0926

19-12-2018
Biology

contestada

Humans burn _ for electricity, heat, and gas. 1. Carbon cycle 2. Photosynthesis 3. Carbon dioxide 4. Fossil fuel

Respuesta :

nicolearm7706 nicolearm7706

19-12-2018

Humans burn fossil fuels

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janaz1105 janaz1105

19-12-2018

The answer is D. fossil fuels

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