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Our Sky — Chapter Summary

CBSE · Class 4 · EVS

Summary of Our Sky for CBSE Class 4 EVS. Key concepts: The Sun is the brightest, A shadow is made when and The Sun appears to move from.

43 questions60 flashcards2 formulas & key relations5 concepts

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Overview

The sky changes its look during the day and at night. The Sun gives light and heat, the Moon changes shape on different nights, and stars appear in patterns after sunset. Shadows also change with the Sun’s position. People have used the Sun, the Moon, and shadows to learn about time, festivals, and

Key Concepts

The Sun is the brightest object

The Sun is the brightest object in the sky. It gives light and heat. When the Sun is present in the sky, other stars cannot be seen. It appears to ris

A shadow is made when

A shadow is made when an object blocks light. If an object is close to the light source, the shadow is bigger. Morning shadows are long, noon shadows

The Sun appears to move from

The Sun appears to move from the East to overhead till noon and then gradually moves towards the West in the afternoon. The direction of the shadow ch

Ancient people used shadows to tell

Ancient people used shadows to tell time with a device called a sundial. The Samrat Yantra at Jantar Mantar is a sundial that can tell time accurately

Raja Jai Singh of Jaipur built

Raja Jai Singh of Jaipur built Jantar Mantar in Jaipur, Ujjain, Delhi, Varanasi, and Mathura.

Learning Objectives

  • Describe how the sky looks in the morning, afternoon, and night.
  • Recognize the Sun as the brightest object in the daytime sky and the Moon as a major object in the night sky.
  • Explain how shadows change with the Sun and with the direction of light.
  • Understand how ancient people used shadows to tell time with a sundial.
  • Learn about moon phases such as Poornima and Amavasya.

Frequently Asked Questions

What are the important topics in Our Sky for CBSE Class 4 EVS?
Key topics in Our Sky include The Sky Changes Through the Day, Shadows and the Sun, Jantar Mantar and Samrat Yantra, The Night Sky and the Moon. Study these first, then practise questions on each for Class 4 exams.
How should I revise Our Sky for Class 4 exams?
Learn the core ideas first, then work through the 43 practice questions on Our Sky. 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.

More resources for Our Sky

All CBSE Class 4 EVS Chapter Summary

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