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Question

How is the energy used in everyday life?


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Solution

Explanation:

The process of converting one type of energy into another is known as energy conversion or energy transformation. Every minute of every day, energy is converted somewhere. There are many different types of energy, including thermal, electrical, nuclear, electromagnetic, mechanical, chemical, and sound energy.

Energy comes in a variety of shapes and forms. Below are some illustrations of typical energy conversions.

ScenarioEnergy conversions involved
Warming up by rubbing both hands togetherKinetic Energy to Thermal Energy
An object falling quicklyGravitational Potential Energy to Kinetic Energy
Using a torch powered by batteriesIn the battery: Chemical to Electrical Energy
In the bulb: Electrical to Radiant Energy
Regarding Geothermal Power PlantHeat Energy to Electrical Energy
In Hydroelectric DamsGravitational potential energy to Electric Energy
In Electric GeneratorKinetic energy / Mechanical work to Electric Energy
In WindmillsWind Energy to Mechanical Energy or Electric Energy
In OTECHeat Energy to Electric Energy or Mechanical Energy
Using MicrophoneSound Energy to Electric Energy
Photosynthesis in PlantsSolar Energy to Chemical Energy
In PiezoelectricsStrain to Electric Energy
In Electric lampElectric Energy to Heat and Light Energy
Burning of woodChemical energy to Heat and Light Energy
In Fuel cellsChemical Energy to Electric Energy
In steam engineThe heat energy to Mechanical Energy
In Electric heaterElectric Energy to Heat

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