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EnergyEssay Preview: EnergyReport this essayElectromagnetic( light )EnergyElectromagnetic Energy: The energy caused by vibrations of electric and magnetic fields.* The sun is a major source of electromagnetic energy.*Electromagnetic waves all travel at the same speed, they just have different wavelengths and frequencies.www.atpm.com/7.12/sewickley/images/sun.jpg* Light energy doesnt need matter to transfer* Light energy travels in straight lines. The.