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Energy and Power Resources — Flashcards

ICSE · Class 7 · Geography

42 flashcards for Energy and Power Resources (ICSE Class 7 Geography) to test yourself on key terms and facts. Sample: "What are energy resources?"

63 questions42 flashcards5 concepts

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42 Flashcards·
Sources of energyClassification of energy resourcesRenewable and non-renewable energyNon-renewable energyFossil fuelsCoalCoal varietiesCoal quality
Card 1Sources of energy

What are energy resources?

Answer

Energy resources are the resources used for generating energy. They are the sources from which power is produced for work, transport, lighting, and industry.

Card 2Classification of energy resources

How are energy resources classified?

Answer

Energy resources are classified into renewable and non-renewable resources. Renewable resources can be used again and again, while non-renewable resources are available in limited quantity and may run…

Card 3Renewable and non-renewable energy

What is the difference between renewable and non-renewable energy resources?

Answer

Renewable energy resources are available in plenty and do not get exhausted quickly, so they can be used again and again. Non-renewable energy resources are limited and can be exhausted after long use…

Card 4Non-renewable energy

Define non-renewable sources of energy.

Answer

Non-renewable sources of energy come from sources that will run out or will not be replenished for thousands or even millions of years. Coal and petroleum are important examples.

Card 5Fossil fuels

Why are fossil fuels called non-renewable?

Answer

Fossil fuels are called non-renewable because they were formed millions of years ago from the remains of living things and take a very long time to form again. Once used up, they cannot be replaced qu…

Card 6Coal

Coal is a type of what kind of rock?

Answer

Coal is a type of rock among sedimentary rocks. It is one of the major non-renewable sources of energy and is widely used for power generation and industries.

Card 7Coal varieties

What are the varieties of coal?

Answer

Anthracite, bituminous, lignite, and peat are the varieties of coal. Anthracite is the best quality coal, bituminous coal is the most widely used variety, and lignite and peat are inferior varieties.

Card 8Coal quality

Which variety of coal is the best quality, and why?

Answer

Anthracite is the best quality variety of coal because it contains over 80% carbon. Higher carbon content means better fuel quality.

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Frequently Asked Questions

What are the important topics in Energy and Power Resources for ICSE Class 7 Geography?
Key topics in Energy and Power Resources include Sources of Energy, Non-Renewable Sources of Energy, Coal, Petroleum. Study these first, then practise questions on each for Class 7 exams.
How many flashcards are available for Energy and Power Resources?
There are 42 flashcards for Energy and Power Resources covering key definitions, facts and ideas. A few sample cards are shown on this page.
How should I revise Energy and Power Resources for Class 7 exams?
Learn the core ideas first, then work through the 63 practice questions on Energy and Power Resources. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

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

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