Cotton is a natural, breathable material that is soft and comfortable. It absorbs moisture well, making it ideal for clothing. Cotton is also biodegradable and renewable, making it an environmentally friendly choice.
Category: Class 6 Science
NCERT Solutions and Important Questions for class 6 Science for CBSE exams 2020-2021.
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Glass is used for windows, bottles, and decorative items due to its transparency and smooth surface. It is also resistant to water and chemicals, making it suitable for laboratory equipment.
Materials are selected based on their properties, such as strength, flexibility, or durability. For example, metal is chosen for tools due to its strength, while plastic is used for containers because it is lightweight.
Plastic is widely used because it is lightweight, durable, and versatile. It can be molded into various shapes and sizes, making it useful for packaging, household items, and industrial products.
Natural materials come from nature and require minimal processing, like wood and cotton. Man-made materials are chemically processed and engineered for specific properties, like plastic and glass. They differ in origin and usage.