Class 5 Evs - GUJARAT
Energy - How Things Work
The chapter 'Energy - How Things Work' in the Class 5 EVS (Our Wondrous World) textbook for Gujarat Board (GSEB) introduces students to the basic forms of energy and how they make our daily life easier. Children learn about muscular energy, solar energy, wind energy, and electrical energy through simple everyday examples. The chapter emphasizes renewable and non-renewable sources of energy, teaching the importance of conserving electricity and fuel. For board exams, understanding these concepts helps students answer direct definition-based questions, match-the-following exercises, and practical application-based questions about saving power and protecting the environment.
Start Learning FreeKey Concepts
What is Energy?
Energy is the ability to do work. Without energy, we cannot run, play, cook food, or move vehicles.
Solar Energy
Energy that we get from the Sun. It provides light and heat, and is used to cook food in solar cookers and generate electricity through solar panels.
Wind Energy
The power of moving air used to turn wind turbines and generate electricity, or to pump water from deep underground.
Muscular Energy
The energy we use from our muscles to do physical work like lifting a heavy school bag, running, or cycling.
Renewable and Non-Renewable Energy
Renewable energy sources like sunlight and wind never run out, while non-renewable sources like coal and petrol will finish one day if used too much.
Important Formulas
Board Exam Info
In the Gujarat (GSEB) Class 5 EVS examinations, this chapter typically carries around 5 to 8 marks. Common question types include fill in the blanks, matching sources of energy with their uses, short answer questions about ways to save electricity, and giving examples of renewable energy sources.
Frequently Asked Questions
What are sources of energy?
Sources of energy are things that provide us energy to do work, such as the Sun, wind, water, coal, and petrol.
Why should we save electricity?
We should save electricity because most of it is produced by burning coal which pollutes our environment, and saving power helps conserve natural resources for the future.
What is the main natural source of energy on Earth?
The Sun is the primary and most important natural source of energy on Earth, providing both heat and light.
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