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Mechanical Energy

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Mechanical energy is the total energy possessed by a body due to its motion and position. It is the sum of kinetic energy (energy due to motion) and potential energy (energy due to position or height). For example, when a ball is thrown upward, it has kinetic energy while moving and potential energy when it reaches a certain height. Mechanical energy can change from one form to another, but the total mechanical energy remains constant in the absence of external forces like friction. It plays an important role in our daily life, such as in moving vehicles, flowing water, and operating machines.
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Light Energy

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Light energy is a form of energy that is produced by luminous objects and can travel in the form of electromagnetic waves. The main natural source of light energy is the Sun . It enables us to see objects around us and supports life on Earth by helping plants prepare food through photosynthesis. Light energy can also be produced artificially by electric bulbs, candles, and lamps. It can be converted into other forms of energy, such as electrical energy in solar panels and heat energy when absorbed by objects.
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Nuclear Energy

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  Nuclear energy is the energy released from the nucleus (center) of an atom during nuclear reactions such as fission or fusion. In nuclear power plants, heavy atoms like uranium are split in a process called nuclear fission, releasing a large amount of energy in the form of heat. This heat is used to produce steam, which turns turbines to generate electricity. Nuclear energy can produce a huge amount of power from a small amount of fuel, but it must be handled carefully because it produces radioactive waste and can be dangerous if not managed properly.
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