Different materials can be identified and separated based on their physical properties, such as density, melting point, and solubility. Class 6 Science NCERT Chapter 1 Chapter 1 The Wonderful World of Science Class VI
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Everyday objects are made from a variety of materials, including paper (made from wood fibers), metal (such as iron or aluminum), plastic (derived from petroleum), rubber (from natural or synthetic sources), and fabric (made from natural fibers like cotton or ...