This is a complex crosslinked polyester of 9,10,16-trihydroxy-exadecanoic acid (aleuritic acid). Water-absorbing polymers, which are classified as hydrogels when mixed, absorb aqueous solutions through hydrogen bonding with water molecules. Com. Read more. Small Molecules like glucose ==> Natural Polymers = Macromolecules like starch Carbohydrates (this page), Proteins and Oils & Fats are the main nutrient constituents of food. Whilst this list provides a source of information and ideas for experimental work, it is important to note that recommendations can date very quickly. Polymers. A tough, flexible, and moldable material that is resistant to water, oils, and dilute acids and capable of low-cost production in a variety of List of synthetic polymers wikipedia. Self‐healing polymers are a new class of smart materials that have the capability to repair themselves when they are damaged without the need for detection or repair by manual intervention of any kind. Material sourced from BBC Bitesize Revision Website National 5 Chemistry Unit 3 Chemistry In Society Topic Page 1 – Polymers 1 Minitest 6 2 – Nuclear Chemistry 7 Minitest 10 3 – Metals 11 Minitest 21 4 – Fertilisers 22 Minitest 25 . The properties of the material depend on what the polymer is made from and its structure. Powerpoint slides for three lessons on Ceramics, Polymers and Composites to fit with the new KS3 national curriculum. 12. Wikimedia Commons. BBC Bitesize plastics page View the BBC bitesize site and take a bite size test to see how much you know! Year-8-Ceramics-TES. If you liked this story, sign up for the weekly bbc.com features newsletter, called “The Essential List”. Info. Polymer | description, examples, & types | britannica. Natural Polymers These occur in nature in plants and animals and are very essential for life. Biodegradable polymers are a special class of polymer that breaks down after its intended purpose by bacterial decomposition process to result in natural byproducts such as gases (CO 2, N 2), water, biomass, and inorganic salts. Feb 3, 2015 - Learn about organic compounds with Bitesize GCSE Chemistry (OCR Gateway). ; Some polymers called homopolymers contain just one type of monomer unit. Created: Feb 5, 2015. Examples: Starch, cellulose, protein, silk, wool and natural rubber are some natural polymers. Our body too is made up of many natural polymers like nucleic acids, proteins, etc. pptx, 1 MB. pptx, 1 MB. £6.00. 9:34. docx, 19 KB. Most polymers (plastics) are made from combining the element carbon with one or more other elements such as hydrogen, chlorine, fluorine or nitrogen. Those properties have enabled new ways of enhancing images of organs as well as tumours and other diseased tissues in the body. C 11.3 Natural polymers AQA GCSE Chemistry Chapter C11 Polymers Kerboodle Answer Page No 173 ... BBC Bitesize. Natural polymers such as starch, xanthan or guar gum, carrageenan, alginates, polysaccharides, pectin, gelatin, agar, and cellulose derivatives can be used for this purpose. ; Others contain two or more different … Creative ideas are seen in a weak and strong constraints on action appear sizable. L4-Polymers---Lower. Read more. Polymers are extensively found in nature. Bbc bitesize gcse chemistry (single science) using materials. Wikimedia . This is where the polymers are added to thicken and in many cases gel the formulation. View the bitesize plastics page >> 3 minute plastics quiz! Producer TED SMITH A BBC/Open University production 1.20 Polymer Engineering A Cut Above the Rest? Plastics are the most widely used material in commercial production. L4-Polymers---Higher. Polymers produce a very wide range of materials with many uses. Polymer applications. Info. and are typically low in viscosity. Free. 6:35. List of synthetic polymers wikipedia. The structure also includes some unsaturated long chain unsaturated aliphatic … The general public know polymers as plastics. Celluloid, the first synthetic plastic material, developed in the 1860s and 1870s from a homogeneous colloidal dispersion of nitrocellulose and camphor. Loading... Save for later. Natural polymers include polymer compounds that can be found naturally in our environment. From monomers to polymers in the process of polymerisation is where this topic usually begins, before other aspects such as thermosoftening and thermosetting polymers are covered. Polymer project. If you liked this story, sign up for the weekly bbc.com features newsletter, called “If You Only Read 6 Things This Week”. Nanoparticle - Nanoparticle - Nanoparticle applications in medicine: The small size of nanoparticles is especially advantageous in medicine; nanoparticles can not only circulate widely throughout the body but also enter cells or be designed to bind to specific cells. Commons. Synthetic polymers have a number of uses and are widely used in household products. Polymer. Created: Nov 8, 2016. docx, 19 KB. Oct 5, 2015 - Learn about how different materials like ceramics, polymers and composites have different properties with BBC Bitesize KS3 Science. In science, the word plastic refers to a specific type of deformation. These products include bottles, pipes, plastic containers, insulated wires, … Natural polymers and synthetic polymers are the two major categories of polymers. Natural Polymers are those substances which are obtained naturally. Resources and materials to support your teaching of chemistry to primary, secondary and higher education students. New directions in thermoresponsive polymers chemical society. Polymers and properties of polymers are a chunky topic in the GCSE chemistry syllabus. For e.g., proteins constitute much of the animal body., nucleic acids control heredity at molecular level and cellulose provides food, clothing and shelter. These polymers are found both naturally and synthetically made, and largely consist of ester, amide, and ether functional groups. Made for a mix of Year 8 groups. Bbc bitesize gcse chemistry (single science) polymers. GCSE Science Revision - Photosynthesis by JamJarMMX. For example, corn starch – the same polymer a cook uses to make gravy – is often used, along with similar starches and gums, as a thickener in personal care products. Take it and see what you know in 3 minutes! A SAP's ability to absorb water depends on the ionic concentration of the aqueous solution. The process from crude oil: 1) During the refining of crude oil petrol, paraffin, lubricating oil and petrol are the bi-products. BBC Bitesize - GCSE Biology - Natural selection and selective breeding - Activity From www .bbc .co .uk - April 25, 2015 9:08 AM dc:description from xml asset You have to know about the uses of polymers as well as their chemical structures. GCSE BBC Science Bitesize - Blood Circulation by JamJarMMX. However, the majority of polymers or plastics used for engineering design are synthetic and often they are specifically formulated or “designed” by chemists or chemical engineers to serve a specific purpose. A fantastic quiz by Warrren Design and Technology. Year-8b-Polymers-TES- About this resource. Bbc bitesize drama coursework for essay on winter season in kashmir. To increase viscosity of water-based systems sometimes natural polymers are utilized such as polysaccharides,starch,xanthangum,guargum,carrageenan,alginates,pectines, gelatin,agaretc(3). Design and technology: Pupils can revise or learn about plastics including; natural, synthetic, thermosetting and thermoplastics. New materials are often used to replace older ones because the new material has superior properties. The main source of synthetic plastic is crude oil, although coal and natural gas are also used. New configurations and applications of molecularly imprinted. They are derived from petroleum oil and include products such as nylon, synthetic rubbers, polyester, Teflon, polyethylene, and epoxy. Modem … Pupils can then try the ‘quiz time’ questions to test their plastic knowledge. pptx, 3 MB. Artificial kidney is often a synonym for hemodialysis, but may also, refer to renal replacement therapies (with exclusion of kidney transplantation) that are in use and/or in development.This article deals with bioengineered kidneys/bioartificial kidneys that are grown from renal cell lines/renal tissue.. This includes safe and reliable practical experiments, interactive simulations, games and problem solving activities Below you will find revision materials for … But synthetic polymers are compounds made by humans that cannot be found naturally. These polymers are formed either by the process of addition polymerization or condensation polymerization. Year-8a-Composites-TES. Natural and Synthetic Polymers. What are some examples of polymers? Loading... Save for later. View the 3 miute test page >> What are plastics? Useful Links provided by BBC BITESIZE Each module has number of links most of which offer free revision with a related mini test which it marks online. 6.55 The Natural History Museum ... A BBC/Open University production 12.55 Physics Demonstrations for Schools 1: Mechanics -A Visit to the Circus The basic laws of mechanics are shown in action - simple trajectories in a juggling act, and angular momentum in a high-wire act. | stanford school of engineering. 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