Wood and iron excel in hardness, ensuring stability. Plastic and bamboo are lightweight, making them easy to move. Wood feels warmer in winter, while plastic is easy to clean and maintain over time.
Category: Class 6 Science
NCERT Solutions and Important Questions for class 6 Science for CBSE exams 2020-2021.
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Earlier, coal, wood, and dung cakes were commonly used as fuels for cooking. NCERT Book Curiosity Science Class 6 Class 6 Science NCERT Chapter 11 Chapter 11 Nature’s Treasures
Coal is mainly used for electricity production in India. Chapter 11 Nature’s Treasures Class VI NCERT Book Curiosity Science
CNG produces fewer pollutants and emissions, making it a cleaner fuel than petrol or diesel. Class 6 Science NCERT Chapter 11 NCERT Science Textbook Curiosity Science Session 2024-2025.
Natural gas is used for cooking, generating electricity, and as Compressed Natural Gas (CNG) for vehicles. Class 6 Science NCERT Chapter 11 Chapter 11 Nature’s Treasures