Sun as the Ultimate Source: Pinnacle of Energy and Its Diverse Origins:
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- Energy is fundamental to life, with the sun being the ultimate source.
- Other energy sources include atomic nuclei, the Earth’s interior, and tides.
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Scientific Insights into the Definition and Dynamics of Energy:
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- In science, energy is defined as the capability of an object to do work.
- When an object does work, it loses energy, and the object on which the work is done gains energy.
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Forceful Transfer of Energy between objects
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- Objects with energy can exert a force on another object, thus transferring energy.
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Measurement and Work capacity
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- Energy is measured in terms of capacity to do work.
- The unit of Energy is Joule (J). 1 kJ equals 1000 J.
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