What form of potential energy is stored in the chemical bonds of firewood, food, and petroleum fuels?
Answer and explanation
Correct answer: A. Chemical energy
- Step 1: Chemical energy is the potential energy stored in the arrangement of chemical bonds between atoms. Step 2. When food is metabolized or fuels undergo combustion, this chemical bond energy is released. Answer: Chemical energy. Why not the others: Thermal energy is internal heat energy; nuclear energy is stored in atomic nuclei; kinetic energy is energy of motion.
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