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1. Dictionary

   energy

   /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 vitalityvigourlifelivelinessanimationvivacityspiritspiritednessfirepassionardourzealverveenthusiasmzestvibrancysparksparkleeffervescenceexuberancebuoyancyperkinesssprightlinessstrengthstaminaforcefulnesspowermightpotencydynamismdrivepushinformal:zipzingpeppizzazzpunchbouncefizzoomphgoget-up-and-govim and vigourfeistiness
   • ▪ a person's physical and mental powers: "an alternative is to devote your energies to voluntary work"
   • 2. power derived from the utilization of physical or chemical resources, especially to provide light and heat or to work machines: "nuclear energy" Similar power
   • 3. the property of matter and radiation which is manifest as a capacity to perform work (such as causing motion or the interaction of molecules): "a collision in which no energy is transferred"
   • ▪ a degree or level of energy possessed by something or required by a process: "gamma rays at different energies"

   Word Origin mid 16th century (denoting force or vigour of expression): from French énergie, or via late Latin from Greek energeia, from en- ‘in, within’ + ergon ‘work’.

   Scrabble Points: 10

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2. People also ask

   What is energy in physics?

   • Explore common physics terms and their meanings. Energy isn’t just a chemistry theory. Energy is important in physics too. However, when it comes to energy in physics, it’s all about motion. electromagnetic energy - electrical and magnetic wave energy reflected and emitted from objects traveling through space

   List of Basic Physics Terms | YourDictionary

   www.yourdictionary.com/articles/physics-terms

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   What makes a good energy?

   • In some circumstances, good energy may just be a matter of radiance, of good skin, teeth, hair, posture, which are in many respects themselves functions of robust health. Or it may comprise kindness, attentiveness, optimism, humor—the ability to make other people feel good about themselves. There may be intangibles at play.

   Energy, and How to Get It | The New Yorker

   www.newyorker.com/magazine/2021/11/08/energy-and-how-to-get-it

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   Is energy a misnomer?

   • “Energy,” though, is a misnomer, or at least an elision. What we commonly call energy is actually our perception of the body metabolizing carbohydrates or fat as energy. Energy isn’t energy. It’s our experience of burning energy, converting it to work. It’s a metabolic mood.

   Energy, and How to Get It | The New Yorker

   www.newyorker.com/magazine/2021/11/08/energy-and-how-to-get-it

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3. byjus.com › physics › energyEnergy and Types of Energy - BYJU'S

   byjus.com › physics › energy

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   Learn what energy is and the different forms of energy in physics, such as kinetic, potential, radiant, thermal, sound, electrical and mechanical. Explore the law of conservation of energy and how energy can be transferred and transformed.

   • Video Duration: 6 min

4. www.britannica.com › science › energyEnergy | Definition, Types, Examples, & Facts | Britannica

   www.britannica.com › science › energy

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   Jun 19, 2024 · Energy is the capacity for doing work and can exist in various forms, such as potential, kinetic, thermal, electrical, chemical, or nuclear. Learn how energy is conserved, measured, and converted in different contexts and applications.

   • Author: The Editors of Encyclopaedia Britannica

   • Energy is the capacity for doing work. It may exist in potential, kinetic, thermal, helectrical, chemical, nuclear, or other forms.
   • In the International System of Units (SI), energy is measured in joules. One joule is equal to the work done by a one-newton force acting over a on...
   • Energy can be neither created nor destroyed. It can only be changed from one form to another. This principle is known as the conservation of energy.

5. en.wikipedia.org › wiki › EnergyEnergy - Wikipedia

   en.wikipedia.org › wiki › Energy

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   In physics, 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.

6. Videos

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     3:39

     youtube.com

     What is energy? | Introduction to energy | High school physics | Khan Academy

     12 Jul 2021

     68.4K views

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     What is Energy?

     4 Mar 2022

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     5:13

     youtube.com

     Energy | Forms of Energy | Law of Conservation of Energy | Science Lesson for Kids

     21 Sep 2021

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7. sciencenotes.org › energy-definition-examplesWhat Is Energy? Energy Definition and Examples (Science)

   sciencenotes.org › energy-definition-examples

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   Nov 27, 2017 · Learn what energy is in science, how it is conserved and classified, and what are some common forms of energy. See examples of energy in everyday life and how it can be renewable or non-renewable.

8. www.merriam-webster.com › dictionary › energyEnergy Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › energy

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   Learn the various meanings and uses of the word energy, from dynamic quality to usable power. See synonyms, examples, word history, and related phrases of energy.

9. dictionary.cambridge.org › dictionary › englishENERGY | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   Learn the meaning of energy as a noun in English, with different senses related to strength, power, and character. See how to use energy in sentences and phrases, and compare it with related words.

10. www.eia.gov › energyexplained › what-is-energyWhat is energy? explained - U.S. Energy Information ...

    www.eia.gov › energyexplained › what-is-energy

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    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.