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Energy—How Things Work

CBSE · Class 5 · EVS

Flashcards for Energy—How Things Work — CBSE Class 5 EVS. Quick Q&A cards covering key concepts, definitions, and formulas.

40 questions64 flashcards5 concepts

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64 Flashcards
Card 1Core Concept

What is energy?

Answer

Energy is what makes things move, light up, produce sound, do work, and change temperature. It is seen in many daily activities, such as a fan moving air, a bulb giving light, or water becoming warm i

Card 2मूल अवधारणा

ऊर्जा क्या है?

Answer

ऊर्जा ही चीजों को गति प्रदान करती है, प्रकाश देती है, ध्वनि उत्पन्न करती है, कार्य करती है और तापमान बदलती है। यह कई दैनिक गतिविधियों में देखी जाती है, जैसे कि पंखा हवा को हिलाता है, बल्ब प्रकाश देता

Card 3Sources of Energy

Why do living things need food?

Answer

Food is a source of energy for all living things. Humans and animals need it to move, run, fly, swim, find food, and protect themselves.

Card 4ऊर्जा के स्रोत

जीवित चीजों को भोजन की आवश्यकता क्यों होती है?

Answer

भोजन सभी जीवों के लिए ऊर्जा का स्रोत है। मनुष्य और पशुओं को चलने, दौड़ने, उड़ने, तैरने, भोजन खोजने और अपनी रक्षा करने के लिए इसकी आवश्यकता होती है।

Card 5Sources of Energy

How does food help the human body?

Answer

The food we eat gives the body energy. That is why a person feels active after eating and tired when hungry. The brain also uses energy even during rest, sleep, and thinking.

Card 6ऊर्जा के स्रोत

भोजन मानव शरीर की किस प्रकार सहायता करता है?

Answer

जो भोजन हम खाते हैं उससे शरीर को ऊर्जा मिलती है। इसी कारण भोजन करने के बाद व्यक्ति सक्रिय महसूस करता है और भूख लगने पर थका हुआ महसूस करता है। मस्तिष्क भी आराम, नींद और सोचने के समय ऊर्जा का उपयोग करता

Card 7Fuel and Cooking

What is fuel?

Answer

Fuel is a source of energy used for vehicles and cooking. Petrol, diesel, cooking gas, wood, coal, and oil are fuels.

Card 8ईंधन और पाक

ईंधन क्या है?

Answer

ईंधन (fuel) वाहनों और खाना पकाने के लिए उपयोग की जाने वाली ऊर्जा का स्रोत है। पेट्रोल, डीज़ल, रसोई गैस, लकड़ी, कोयला, तेल ईंधन हैं।

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Frequently Asked Questions

What are the important topics in Energy—How Things Work for CBSE Class 5 EVS?
Energy—How Things Work covers several key topics that are frequently asked in CBSE Class 5 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Energy—How Things Work — CBSE Class 5 EVS?
Understand the core concepts first, then work through the 40 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many flashcards are available for Energy—How Things Work?
There are 64 flashcards for Energy—How Things Work covering key definitions, formulas, and concepts. Use them daily for 10–15 minutes for best results.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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