NCERT Exemplar Class 10 Science Chapter 14 – Sources of Energy
The NCERT Exemplar Class 10 Science Solutions for Chapter 14 – Sources of Energy provide students with an insightful understanding of different forms of energy available to us and their significance in daily life. This chapter emphasizes the importance of sustainable energy production and efficient utilization. With the help of NCERT Solutions for Class 10 Science, learners can grasp both scientific principles and environmental concerns related to energy use. The chapter begins with the need for energy in our lives, from household purposes to industrial requirements. Students are introduced to the concept of conventional sources of energy, such as fossil fuels, thermal power plants, hydroelectric power, and biomass. The advantages, limitations, and environmental impact of each source are explained in detail. For example, while fossil fuels are widely used, their burning contributes to air pollution and global warming.
Next, the chapter explores non-conventional or renewable sources of energy, which include solar energy, wind energy, tidal energy, geothermal energy, and nuclear energy. Students learn how these sources are cleaner, sustainable, and future-oriented. The working principles of solar cookers, solar cells, wind turbines, and biogas plants are explained with practical examples. The concept of nuclear fission and its role in nuclear power plants is also discussed. A significant focus is placed on comparing different sources of energy based on efficiency, cost, availability, and environmental effects. Students develop an understanding of why renewable energy is considered the future of sustainable development. The chapter also highlights India’s growing initiatives in solar and wind energy production, linking science with current affairs. By solving NCERT Exemplar Class 10 Science exercises, learners practice analytical and application-based questions that test their understanding of advantages, limitations, and real-world uses of various energy sources. The NCERT Solutions for Class 10 Science Chapter 14 provide step-by-step guidance to help students frame accurate answers in exams. In conclusion, Chapter 14 equips learners with knowledge about energy sources, encouraging them to think critically about energy conservation and environmental protection. It builds awareness of global challenges like climate change while preparing students thoroughly for board exams.