Courses for Kids
Free study material
Offline Centres
Store Icon

Energy Transformation

Reviewed by:
Last updated date: 16th Jul 2024
Total views: 203.1k
Views today: 2.03k
hightlight icon
highlight icon
highlight icon
share icon
copy icon

An Introduction to Transformation of Energy

Energy is all around us, but how do we transform it? One of the ways that energy is transformed is through what we call a power plant. As electrical energy flows from the plant through the transmission lines to our homes and businesses, it continually undergoes transformation until it reaches its final form as usable electricity. Energy Transformation is a process in which one form of energy is transformed into another. Find out in this article about various instances of the transformation of energy around us and how they are transformed!

What is Transformation of Energy?

An energy transformation is the change of energy from one form to another. Energy transformations occur everywhere every second of the day. There are many different forms of energy such as electrical, thermal, nuclear, mechanical, electromagnetic, sound, and chemical. A coal-fired power plant involves these energy transformations: Chemical energy in the coal is converted into thermal energy in the exhaust gases of combustion. Thermal energy of the exhaust gases converted into thermal energy of steam through heat exchange.

Electrical Energy

The types of energy can generally be divided into two types - kinetic energy and implicit energy. Movement results in kinetic energy, which is the energy that an object has. Energy is the capability to do work. It's the power that exists far and wide in numerous forms. A major source of energy is light, which is composed of light, chemical, mechanical, nuclear, electrical, and sound components. 


Energy Conservation


Energy Conservation


Energy is used up! Energy isn't created or destroyed. It just changes into a different form. This is called Energy Transformation. Some energy is stored in batteries. 


Natural Energy

The Sun is Earth’s primary source of energy. In addition to nuclear energy, solar electromagnetic energy is constantly being converted into light energy. This energy peregrination enters through space. 


Engineered Energy Transformations

People have constructed numerous ways to beget energy metamorphoses. For example, people control how electrical energy is formed and where it goes so that it can be changed into light energy. 

  • Light and heat are generated by electrical energy entering a light bulb. Energy wasted as a result of heat is considered wasteful.  






  • These are remains of ancient trees and shops that grew hundreds of millions of times ago. They turn into coal, oil painting, and gas.


Coal, Gas, and Water


Coal, Gas, and Water


  • Reactionary energies produce heat energy when we burn them.


Reactionary Energies

Electricity Energy


Reactionary Energies 


  • That makes hot water turn into brume. The heat energy of the brume turns into stir energy. 


Convertion of Electricity Energy


Electricity Energy


Electricity Energy:

  • It also comes into our places through cables.

  • In a heater, it turns into warm energy.


Electricity Energy Transformation into Heat Energy


Electricity Energy Transformation into Heat Energy 


  • In a TV,  it turns into light and sound energy.


Electricity Energy Transformation into Light and Sound Energy


Electricity Energy Transformation into Light and Sound Energy


Various Instances of Transformation of Energy Around us

Following are the list of various instances of transformation of energy around us:

  1. Electrical energy is converted into thermal energy by a toaster.

  2. An electric blender converts electrical energy into mechanical energy.

  3. Nuclear energy is converted by the Sun into ultraviolet, infrared, and gamma energy, which are all kinds of electromagnetic energy.

  4. To move, our bodies transform chemical energy from food into mechanical and electrical energy.

  5. A natural gas stove turns the chemical energy released after combustion into thermal energy that is utilised to cook food.

So, these are the energy transformation examples in daily life, which we see at our home and neighbour places.


Energy Transformation Worksheet

For the following energy transformation worksheet questions, write an explanation for each energy transformation:


1. Flashlight

Ans: When you switch on the torch flashlight, the circuit closes. Chemical energy is turned into electrical energy in cells. The electrical energy that travels through the torch bulb is subsequently converted into light energy, and the torch bulb shines.


2. Speaking into a Telephone.

Ans: The sound waves are transported to a diaphragm, a thin metal disc inside the phone, and converted into electrical energy. The electrical energy goes via cables to another phone and is changed back to electrical energy, which can be heard by the person on the other end of the phone!


3. Solar Panel

Ans: Solar technologies use photovoltaic (PV) panels or mirrors to concentrate solar radiation to convert sunlight into electrical energy. This energy can be converted into electricity or stored in batteries or thermal storage.



As solar panels allow for light energy to convert into heat and electrical energy. Imagine you can power a useful machine using energy that's formerly being expended. For example, a cyclist is riding a bike at home for exercise, but the cyclist is also powering a toaster oven. In this illustration, the cyclist is expending energy on the bike, but the moving pedals can also transfer energy to a battery, or by using a pulley system. Use this study trial to imagine how energy can be transferred to produce stir or power a machine. Also, consider how energy can be used to perform useful tasks, with the help of a machine.

FAQs on Energy Transformation

1. What are the 4 types of energy transfer?

Following are the four types of energy transfer:

Mechanically: By the action of a force.

Electrically: By an electrical current.

By Radiation: By Light waves or Sound waves.

By Heating: By conduction, convection, or radiation.

2. Why transformation of energy is important in daily life?

Energy is so important in our daily lives because it is a basic human need. We use energy to not only heat our human-made structures but we use it to cool them as well. Energy is necessary for getting up out of bed, walking down the street, or even lifting your finger.

3. What happens when energy is transformed?

The law of conservation of energy states that when one form of energy is transformed to another, no energy is destroyed in the process. According to the law of conservation of energy, energy cannot be created or destroyed. So, the total amount of energy is the same before and after any transformation.