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Energy: The capacity to do work.Work: The product of the force and the displacement of a body in the direction of the force.Joule: The SI unit of work and energy, where one joule is the work done when a force of 1 N displaces a body through a distance of 1 m in the direction of the force.Calorie: The amount of heat energy needed to raise the temperature of one gram of water by 1°C.Mechanical energy: The energy acquired by an object by virtue of its position or state of motion.Kinetic energy: The energy possessed by an object by virtue of its motion.Potential energy: The energy stored in an object by virtue of its position above the ground or a change in shape.Heat energy: The form of energy which gives us the sensation of warmth.Light energy: The form of energy which enables us to see objects around us.Magnetic energy: The energy possessed by a magnet.Electrical energy: A form of energy generated in hydroelectric power stations, generators, or chemical batteries.Sound energy: The energy produced by vibrating bodies that causes the sensation of hearing.Chemical energy: The energy stored in matter that is released only when matter undergoes a chemical change.Nuclear energy: The energy stored in the nucleus of atoms.Transformation of energy: The conversion of energy from one form to another.Law of conservation of energy: The law stating that energy can neither be created nor be destroyed, and the total amount of energy in a system always remains constant.
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Chapter: 03. Energy
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