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Sun as a Natural Resource

ICSE · Class 3 · Science

Complete topic list for Sun as a Natural Resource in ICSE Class 3 Science. Key concepts, sub-topics, and what to focus on for board exams.

45 questions30 flashcards5 concepts

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4 Topics · ICSE Class 3 Science

Topics in Sun as a Natural Resource

1

The Sun as a Natural Source of Energy

  • The Sun is a star made of hot gases.
  • It gives us light and heat energy.
  • The energy from the Sun is called solar energy.
2

Sun and Plant Growth (Photosynthesis)

  • Plants use sunlight, water, and carbon dioxide to make their own food.
  • This process is called photosynthesis.
  • Chlorophyll in leaves helps plants absorb sunlight.
3

Uses of Solar Energy

  • Solar heaters heat water using sunlight.
  • Solar cells convert sunlight into electricity.
  • Solar cookers cook food using the Sun’s heat.
4

Renewable and Non-Renewable Energy

  • Renewable resources can be replaced by nature quickly (e.g., sunlight, wind, water).
  • Non-renewable resources take thousands of years to form (e.g., coal, petrol).
  • We should use more renewable energy to protect the environment.

Key Concepts

Central concept: Sun as a Natural Resource

Sun as a Source of EnergyPhotosynthesis in PlantsUses of Solar EnergySeasons and the SunRenewable and Non-Renewable EnergyConservation of Energy

Frequently Asked Questions

What are the important topics in Sun as a Natural Resource for ICSE Class 3 Science?
Sun as a Natural Resource covers several key topics that are frequently asked in ICSE Class 3 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Sun as a Natural Resource — ICSE Class 3 Science?
Understand the core concepts first, then work through the 45 practice questions available for this chapter. Revise formulas and 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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All 11 chapters — ICSE Class 3 Science Syllabus

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