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picture1_Plastic Pdf 225168 | Important Questions Class 8 Science Chapter 3


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File: Plastic Pdf 225168 | Important Questions Class 8 Science Chapter 3
Important Questions for Class 8 Science Chapter 3 – Synthetic Fibres and Plastics Very Short Answers Questions 1 Mark 1. Why plastic is used in aircraft and spaceships. A. Plastics ...

icon picture PDF Filetype PDF | Posted on 27 Feb 2023 | 1 year ago
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...Important questions for class science chapter synthetic fibres and plastics very short answers mark why plastic is used in aircraft spaceships a are lighter compared to metals b cheaper c easy handle d can be recycled ans which one of the following non biodegradable material paper metal cans cotton cloth wood poor conductor air water heat electricity none these what pet polyester terylene poly ethene terephthalate rajesh found that woollen blankets were expensive as it was made from natural fibre he wanted blanket similar but buy silk nylon viii www vedantu com acrylic popular form rayon marks write any two examples fabric type its use bakelite electrical switches using polycot mixture obtained by chemical processing petrochemicals choose odd out whereas give thermosetting melamine large single unit up many repeated small units polymer r principle works on rules reduce reuse recycle recover refuse number glucose cellulose answer draw simple diagram linear cross linked arrangement diagr...
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