Answer:
The major disadvantage of coal is its negative impact on the environment. Coal-burning energy plants are a major source of air pollution and greenhouse gas emissions. In addition to carbon monoxide and heavy metals like mercury, the use of coal releases sulfur dioxide, a harmful substance linked to acid rain.
Explanation:
Answer:
B
Explanation:
organ system is two or more organs working together to perform a specialized function.
From the brightness of the light of course. If the brightness is increasing it means the the light source is approaching and if the brightness is decreasing it means the light source is leaving.
Oxygen is involved in the initial breakdown of glucose<span> to pyruvic acid. </span>Cellular <span>respiration accomplishes two major processes: (1) it breaks </span>glucose<span> down into smaller molecules, and (2) it harvests the chemical </span>energy released<span> and stores it in ATP molecules.
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