GK
GENERAL SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The form of energy in fossil fuels is ____ energy.
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Thermal
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Chemical
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Electrical
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Mechanical
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Explanation:
Detailed explanation-1: -Chemical energy is energy stored in the bonds of atoms and molecules. Batteries, biomass, petroleum, natural gas, and coal are examples of chemical energy.
Detailed explanation-2: -Fossil fuels are one of the most familiar examples of storing energy in chemical bonds. Energy is released when the bonds in chemical compounds, like petroleum, coal, and natural gas, are broken.
Detailed explanation-3: -Fossil fuels are composed primarily of hydrocarbons (molecules containing primarily carbon hydrogen bonds). In these molecules carbon is in a very reduced state. During the combustion reaction, the hydrocarbon molecules are converted to carbon dioxide and water.
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