Fuel is a material that is burned in order to get heat and light and also to generate power. The Process of burning is a chemical reaction. A material combines with oxygen from the air and gives off energy. The energy is given off in the form of heat and light. Fuels Deepak En can also be classified as solid, liquid and gaseous. Wood was one of the first fuels used by man. It was the easiest to get the cheapest.After wood started becoming scarce it was replaced by coal. Coal contains a high percentage of carbon. Carbon is the most important ingredient in most fuels. Fuels with a high percentage of carbon burn evenly and with a hot flame. The most important liquid fuels come from petroleum. However petroleum reserves are becoming exhausted with the passage of time. 1. Read the following statements carefully and answer in one sentence. 1.What is the source of energy?
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Answer:
carbon
Explanation:
because in chemistry carbon is expesion
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Answer:
Ans for What is the source of energy
A source of energy is considered renewable if it comes from natural sources or processes that are constantly replenished. Examples are solar (from the sun), wind, water, geothermal (from the earth) and
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