Materials Around Us
CBSE · Class 6 · Science
Quick revision notes for Materials Around Us — CBSE Class 6 Science. Key concepts, formulas, and definitions for last-minute revision.
Key Topics to Revise
Objects and Materials
- All objects around us are made from different materials like wood, metal, plastic, glass, cloth, paper, etc.
- A material is any substance used to create an object
- One object can be made from different materials (example: a pen can have plastic body, metal refill, and ink)
Properties of Materials - Appearance
- Materials have different appearances - some shine while others don't
- Lustrous materials have shiny surfaces (usually metals like iron, copper, aluminum, gold)
- Non-lustrous materials don't have shiny surfaces (paper, wood, rubber, jute)
Properties of Materials - Hardness and Softness
- Hard materials are difficult to compress or scratch (stone, iron, wood)
- Soft materials can be easily compressed or scratched (eraser, sponge, candle)
- Hardness and softness are relative properties
Properties of Materials - Transparency
- Transparent materials allow us to see clearly through them (clear glass, water, air)
- Opaque materials don't allow us to see through them at all (wood, metal, cardboard)
- Translucent materials allow some light to pass but we can't see clearly (frosted glass, butter paper)
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Materials Around Us covers several key topics that are frequently asked in CBSE Class 6 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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