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- Dictionaryenergy/ˈɛnədʒi/
noun
- 1. the strength and vitality required for sustained physical or mental activity: "changes in the levels of vitamins can affect energy and well-being" Similar
- 2. power derived from the utilization of physical or chemical resources, especially to provide light and heat or to work machines: "nuclear energy" Similar
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Energy is the ability to do work. There are several types of energy, including thermal energy, radiant energy, chemical energy, nuclear energy, electrical energy, sound energy, elastic energy and so on.
Jun 19, 2024 · Energy, in physics, the capacity for doing work. It may exist in potential, kinetic, thermal, electrical, chemical, nuclear, or various other forms. There are, moreover, heat and work—i.e., energy in the process of transfer from one body to another. Learn more about energy in this article.
Energy (from Ancient Greek ἐνέργεια (enérgeia) 'activity') is the quantitative property that is transferred to a body or to a physical system, recognizable in the performance of work and in the form of heat and light.
Nov 27, 2017 · In science, energy is the ability to do work or heat objects. It is a scalar physical quantity, which means it has magnitude, but no direction. Energy is conserved, which means it can change from one form to another, but isn’t created or destroyed.
Scientists define energy as the ability to do work. Modern civilization is possible because people have learned how to change energy from one form to another and then use it to do work.
The meaning of ENERGY is dynamic quality. How to use energy in a sentence. Synonym Discussion of Energy.
Energy is a quantitative property of a system that depends on the motion and interactions of matter and radiation within that system.
the power and ability to be physically and mentally active: Since I started eating more healthily I've got so much more energy. have the energy I was going to go out this evening, but I just haven't got the energy. [ + to infinitive ] I didn't even have the energy to get out of bed.
energy. / ĕn ′ ər-jē / The capacity or power to do work, such as the capacity to move an object (of a given mass) by the application of force. Energy can exist in a variety of forms, such as electrical, mechanical, chemical, thermal, or nuclear, and can be transformed from one form to another.
Energy Basics. An energy system converts primary energy resources like fossil fuels or wind into energy services. Energy services are what humans care about, like hot showers and cold beverages. There are energy losses each time we convert energy from one form to another.
