The answer is B: <span>electricity is required to produce the hydrogen fuel. This could still be polluting because much electricity is produced using fossil fuels. However, this question is a bit misleading. If electricity used to manufacture hydrogen is sourced from renewable energy, such as hydropower, solar or wind energy, then hydrogen power in turn is also not polluting.</span>
Three. The right lobe, the left anterior lobe, and the left posterior lobe.
Answer:
There are two kinds of respiration: Aerobic and Anaerobic. ... Aerobic respiration takes place in the presence of oxygen, produces a large amount of energy. Carbon dioxide and water are produced as the waste products. Anaerobic respiration takes place without the use of oxygen, produces small amounts of energy.
Explanation:
I looked it up for u :D
Answer:
We breathe out carbon dioxide
