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Revision Notes

Our Planet- The Earth

ICSE · Class 3 · Social Science

Quick revision notes for Our Planet- The Earth — ICSE Class 3 Social Science. Key concepts, formulas, and definitions for last-minute revision.

44 questions20 flashcards5 concepts

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Key Topics to Revise

1

Life on Earth

  • Earth is the only planet in the solar system where life exists.
  • Living things like humans, animals, and plants live on Earth.
  • Life is possible because of air, water, and sunlight.
2

Essentials of Life

  • Three main things needed for life: Air, Water, and Sunlight.
  • Air: The atmosphere has oxygen for breathing and carbon dioxide for plants.
  • Water: Covers 3/4th of Earth; needed by all living things to survive.
3

Shape of the Earth

  • The Earth is spherical (round) in shape, like an orange.
  • It is slightly flat at the top (North Pole) and bottom (South Pole) and bulges in the middle.
  • Earlier people thought Earth was flat, but now we know it is round.

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Full Notes

Key Concepts

Earth is the only planetAir surrounds the Earth likeWater covers threeThe Sun gives light and heatThe Earth is not flat

Frequently Asked Questions

What are the important topics in Our Planet- The Earth for ICSE Class 3 Social Science?
Our Planet- The Earth 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 Our Planet- The Earth — ICSE Class 3 Social Science?
Understand the core concepts first, then work through the 44 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 14 chapters — ICSE Class 3 Social Science Revision Notes

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