Bitesize polymers
Webpoly(ethene) is the polymer; The C=C double bond in ethene is involved in the polymerisation reaction. It allows ethene molecules to join together to form a single product, so it is an example of ... WebPolymers Addition polymers are made from molecules containing C=C bonds. Polymers have different uses that depend on their properties. DNA, starch and proteins are …
Bitesize polymers
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WebMost polymers are obtained from crude oil often found deep within the Earth’s crust. It is accessed by drilling, which can be a costly and messy process. Some polymers can be derived from... 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.
WebGCSE Edexcel Polymers Most polymers are manufactured and are designed by chemical engineers. Most are made using non-renewable crude oil. Difficulties around disposal mean there is a drive to... Webpolymer. 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...
WebBiological polymers are made naturally by living organisms. DNA DNA is a polymer made from four different monomers, called nucleotides. These join together in different … 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) …
WebPolymer-based products are increasingly a part of everyday life, used in many products, from pens to parts for racing cars. Most polymers. are obtained from crude oil. often found deep within the Earth’s crust. and Russia, Saudi Arabia and USA are the major oil suppliers. It is accessed by drilling, which can be a costly and messy process.
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... pool alarm for inground poolWebPlastics - 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... pool alarm laws californiaWebPolymers 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. pool alarm reviewsWebSome 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... shaq height and weight 2020WebPolymer uses - Polymers - GCSE Chemistry (Single Science) Revision - Edexcel - BBC Bitesize GCSE Edexcel Polymers Addition polymers are made from molecules containing C=C bonds.... shaq height at 16WebSurface 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 ... pool alarms cell phoneWebLearn about and revise polymers with this BBC Bitesize GCSE Chemistry (Edexcel) study guide. Homepage. ... Addition polymers are made from molecules containing C=C bonds. Polymers have different ... shaq height at age 10