WebJan 25, 2024 · The object which loses electrons becomes positively charged, and the object which gains electrons becomes negatively charged. This transfer of electrons by rubbing two objects with each other generates static electricity or frictional electricity. Charges are … WebApr 7, 2024 · 1) Rayon is used in textile industry for making clothing like sarees, blouses, dresses, socks. 2) It is used to make furnishing such as bed-sheets, curtains, blankets etc. 3) It is used to make carpets. 4) It is used in medical field for making bandages and surgical dressing. 5) It is used in tyre industry for the manufacture of tyre cod.
Introduction To Plastics - BYJUS
WebApr 8, 2024 · This was a complete discussion on the CBSE Class 8 Science Chapter 5 Coal And Petroleum revision note [Free PDF Download]. The revision notes offered here are intended to help students in memorizing the essential topics of the chapter Coal and Petroleum for a longer period. Download the pdf and start preparing the chapter to score … WebApr 7, 2024 · The term ‘Plastic’ was derived from the word ‘Plastikos’ which means ‘to mould’ in Greek, and it is used to refer to a wide range of semi-synthetic or synthetic organic … calvin klein boxers modern structure
Synthetic Fibres and Plastics Class 8 Notes Science Chapter 3
WebJan 25, 2024 · Ans: Plastics are polymers made from natural materials such as cellulose, coal, crude oil, etc., through a polymerisation or polycondensation process. Monomers … WebSep 23, 2024 · Here we have curated the list of chapter-wise NCERT Solutions for Class 8 Science PDF as per the latest and updated 2024-22 CBSE Syllabus and Exam Pattern. Kids who find learning the physics and biology concepts difficult at class 8 can go through this NCERT 8th Class Science Textbook Solutions PDF. Also, it provides extra guidance to … WebPlastic is a threat to the environment as it is non-biodegradable. Its disposal is a big problem. Biodegradable: Material which gets decomposed through natural processes (such as bacterial action) is called Biodegradable. Non-biodegradable: Material which cannot be easily decomposed by natural processes is called Non-biodegradable. cody scheer