Bitesize polymers
WebPolymers Materials are chosen based on factors including working properties, aesthetics, environmental impact, function, manufacturing processes etc. It is important to choose a material fit for purpose. WebPolymers. Materials are chosen based on factors including working properties, aesthetics, environmental impact, function, manufacturing processes etc. It is important to choose a material fit for purpose. Part of. Design and Technology. Materials. Revise. Video. Test.
Bitesize polymers
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WebSep 23, 2024 · Polymer facts for kids. A polymer is a molecule, made from joining together many small molecules called monomers. The word "polymer" can be broken down into "poly" (meaning "many" in Greek) … WebMost polymers are formed by processing crude oil but they can be made from both natural and synthetic resources. They are sold as sheets, films, bars, rods, granules and tubes. Thermoforming...
WebPolymers - Polymers - AQA - GCSE Design and Technology Revision - AQA - BBC Bitesize GCSE AQA Polymers Most polymers are manufactured and are designed by chemical engineers. Most are made... WebSurface finishes. Some polymers that are formed in a mould are self-finishing, meaning that the inside surface of the mould is so smooth that the form that is taken from it is also smooth. A motorbike helmet is a good example - the outside of the helmet is smooth because of the mould it was made in. Once a polymer has been cut or shaped from ...
WebDNA, starch and proteins are biological polymers. Part of Chemistry (Single Science) Separate chemistry 2 Revise Test 1 2 3 4 5 Polymer problems One of the useful … WebSome small molecules, called monomers, can join together to make very long molecules, called polymers - this process is called polymerisation. Many polymers are made from chemicals obtained...
WebPolymerisation is the process in which many small monomer units combine to form one large polymer molecule. The alkenes ethene and propene are two important feedstocks in the petrochemical ...
WebPolymerisation - Plastics - National 5 Chemistry Revision - BBC Bitesize National 5 Plastics Plastics are widely used as they have many useful properties. Most plastics and synthetic fibres are... little buddy heater filterWebMost polymers are formed by processing crude oil. Rubber is a plastic that is found naturally. Acrylic (PMMA) - used for car lights, visors and baths Hard, brittle, shiny, available in a wide ... little buddy heater modificationsWebPolymers are very large molecules made when many smaller, reactive molecules join together, end to end. The smaller molecules are called monomers. In general: lots of monomer molecules → a... little buddy heater reviewsWebPolymers are available in many stock forms. The table below identifies some of these stock forms and their uses alongside polymers commonly available in that stock form, although they can also... little buddy heater for salelittle buddy lighterWebpolymer. The glass fibres make the material strong, the polymer makes it lightweight. These properties make it useful for making these kayaks which have to float and could be bumped by rocks... little buddy heater safe indoorsWebMost polymers are formed by processing crude oil. Rubber is a plastic that is found naturally. Thermoforming polymers can be heated and formed repeatedly. They are pliable and recyclable.... little buddy heater fuel