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Light

ICSE · Class 6 · Physics

Flashcards for Light — ICSE Class 6 Physics. Quick Q&A cards covering key concepts, definitions, and formulas.

91 questions31 flashcards4 concepts

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31 Flashcards
Card 1Introduction to Light

What is light?

Answer

Light is a form of energy that enables us to see objects. It travels in straight lines and affects our eyes to produce the sensation of vision.

Card 2Sources of Light

Name two natural sources of light.

Answer

Sun and stars are natural sources of light. The sun gives us most of the light during the day, while stars give faint light at night.

Card 3Sources of Light

Give three examples of artificial sources of light.

Answer

Examples: Electric bulb, candle, torch. These are man-made sources used when natural light is not available.

Card 4Luminous vs Non-luminous Bodies

Why is the Moon not a luminous body?

Answer

The Moon does not emit its own light. It reflects sunlight towards Earth, which makes it visible. So, it is a non-luminous body.

Card 5Luminous vs Non-luminous Bodies

Define luminous body with an example.

Answer

A luminous body emits its own light. Example: Sun, candle, electric bulb.

Card 6Transparent, Translucent, Opaque

What are transparent substances? Give two examples.

Answer

Transparent substances allow light to pass through them completely. We can see clearly through them. Examples: Glass, clean water.

Card 7Transparent, Translucent, Opaque

What is a translucent substance? Give two examples.

Answer

Translucent substances allow only partial light to pass through. Objects seen through them appear blurry. Examples: Tracing paper, waxed paper.

Card 8Transparent, Translucent, Opaque

What are opaque substances? Give two examples.

Answer

Opaque substances do not allow any light to pass through. We cannot see through them. Examples: Wooden block, metal sheet.

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Frequently Asked Questions

What are the important topics in Light for ICSE Class 6 Physics?
Key topics in Light include Mind map showing the classification of light sources into natural and artificial categories with specific examples, Flowchart distinguishing between luminous and non-luminous bodies with examples and how we see them, Flowchart showing how different substances interact with light and examples of each type. These are the concepts ICSE Class 6 examiners draw on most — study them first, then practise related questions.
How to score full marks in Light — ICSE Class 6 Physics?
Understand the core concepts first, then work through the 91 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 Light?
There are 31 flashcards for Light 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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