THE ENERGY.
What is energy and its sources?
Energy is the capacity of a physical system to perform work. Energy exists in several forms such as heat , kinetic or mechanical energy, light, potential energy , electrical, or other forms. ... Energy sources could be classified as Renewable and Non-renewable.
What is energy and its sources?
Energy is the capacity of a physical system to perform work. Energy exists in several forms such as heat , kinetic or mechanical energy, light, potential energy , electrical, or other forms. ... Energy sources could be classified as Renewable and Non-renewable.
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