NCERT Solutions for Class 10 Science, Chapter 14 - Sources of Energy

In class 9, you have learnt about the total energy conserved during a chemical and physical process. In NCERT Solutions of Class 10 Science Chapter 14, you’ll study the different forms of energy, dissipation of energy and sources of energy. You’ll also learn about the conventional and non-conventional sources of energy, fossil fuels, power plants, geothermal energy, energy from the sea and more with examples.

Let’s take a look at the topics and sub-topics of NCERT Solutions for Class 10 Science Chapter 14.

14.1 What is a good source of energy?

14.2 Conventional sources of energy

14.2.1 Fossil fuels

14.2.2 Thermal power plant

14.2.3 Hydropower plants

14.2.4 Improvements in the technology for using conventional sources of energy

14.3 Alternative or non-conventional sources of energy

14.3.1 Solar energy

14.3.2 Energy from the sea

14.3.3 Geothermal energy

14.3.4 Nuclear Energy

14.4 Environmental consequences

14.5 How long will an energy source last us?

In Chapter 14 Science Class 10 NCERT Solutions, you will study the following- 

Section 14.1: This section talks about the use of energy such as muscular energy, electrical energy, chemical energy, etc., in daily lives. Through this section, you’ll also understand the drastic increase in the standard of living and increase in terms of energy requirement.

Section 14.2: In this section, you will study the ancient sources of energy – such as water, wood and wind. You will also learn the importance of growing demand for energy and the use of fossil fuels – coal and petroleum, disadvantages of burning fossil fuels, and how to control pollution caused by burning fossil fuels. The section provides details on Thermal power plant, Hydropower plants etc. with figures. Activities, Think it over etc. are also provided in the textbook for better understanding.

Section 14.3: In this section, you’ll learn about the changing lifestyles of human being, the use of machines to accomplish more tasks, and increasing demand for energy. The section likewise discusses several forms of energy such as –  solar energy; energy from the sea such as Tidal Energy, Wave Energy; Nuclear Energy etc. A large number of Think It Over, Do You Know, activities, figures, questions to solve etc., are provided for better understanding.

Section 14.4: In this section, you’ll learn that exploiting sources of energy cause disturbance in the environment in some way or the other. It also talks about the research in these areas to produce longer-lasting devices that will cause less damage. Activity and questions were given for better understanding.

Section 14.5: Sun is the primary source of energy from which we can derive all other forms of energy. This section talks about renewable sources of energy and how is it available in the natural environment. For better understanding, activities and questions support this section.

NCERT structured Class 10 science chapter 14 provides in-depth knowledge of sources of energy. For better understanding and detailed explanation, you can go through the following exercises for the NCERT Class 10 Science Chapter 14 Solutions. Download UrbanPro’s NCERT Class 10 Science Chapter 14 Solutions for detailed solutions.