D,record observations and measurements.
Answer:
yes
Explanation:
Coal is an important source of energy in the United States, and the Nation's reliance on this fossil fuel for electricity generation is growing. The combustion of coal, however, adds a significant amount of carbon dioxide to the atmosphere per unit of heat energy, more than does the combustion of other fossil fuels
Answer:
Government programs aim to increase incentives for consumers and producers to move toward energy efficiency. Energy efficient products are marked with a label designating them as such under the Energy Star program. This helps consumers make informed decisions when buying products that consume energy. The Alliance to Save Energy is a coalition of businesses that work together to effect policy changes that will improve energy efficiency.
Explanation:
