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Test your knowledge with 20 science-related questions. Learn about chemicals, fabrics, materials, and more. Keep playing to enhance your learning.
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Question 1 • A family of chemicals made by fermenting sugars? • Emulsifiers • Sugars • Alcohols • Teflons
Question 2 • A mixture of metals, often with special properties? • Annoy • About • Alloy • Metallic
Question 3 • Clothing that lets the water vapour from sweat escape is said to the property of? • Sweatability • Breathability • Respireability • Diffusability
Question 4 • What do we call fibres made from carbon atoms only and are stronger than steel? • Carbonite • Carbon steel • Carbon fibre • Carbonate
Question 5 • What do we call an object that lets energy such as heat or electricity pass through it easily? • Insulator • Convector • Radiator • Conductor
Question 6 • What do we call not having enough water in your body? • Dehydration • Degradation • Desperation • Desertification
Question 7 • What do we call the boiling of liquids, cooling then condensing the gas to purify or concentrate the liquid? • Boiling • Distillation • Evaporation • Dehydration
Question 8 • What do we a chemical that stops the oil and water parts from separating in an emulsion? • Emu keeper • Emu retainer • Emu holder • Emulsifier
Question 9 • What do we call mixtures of oil and water that do not separate out? • Emulsion • Gel • Foam • Suspension
Question 10 • The process in which yeast turns sugar into alcohol and carbon dioxide. • Dehydration • Distillation • Fermentation • Intoxication
Question 11 • Give the name of a special fabric that can breathe but keeps liquid water out? • Bore-tex • Sore-tex • Pore-tex • Gore-tex
Question 12 • Chemicals that dissolve or mix completely with water are also called water loving? • Hydrophilic • Hydrophobic • Hydrotherapy • Thirsty
Question 13 • Give the name of very strong plastic fibre that can be used for bullet-proof vests? • Dacron • Polyester • Polycarbonate • Kevlar
Question 14 • This chemical is found in egg yolk and it acts as an emulsifier in mayonnaise? • Mayothin • Nanothin • Partothin • Lecithin
Question 15 • What do we call a type of stretchy plastic polymer known by its brand name? • Mycra • Lycra • Dycra • Bycra
Question 16 • What do we call a very thin layer, or sheet, of material? • Member • Memo • Membrane • Memoir
Question 17 • Give the name of a nano-sized machine or robot? • Nano-mac • Nano-gizmo • Nano-bot • Nano-rob
Question 18 • What do we call oil and fats that go off when they react with oxygen. It also makes then taste bad? • Ranker • Ranter • Rankle • Rancid
Question 19 • Which of the following is a brand of insulating material that is made from polypropene? • Sub zero • Cold buster • Thinsulate • Warm maker
Question 20 • What do we call the material used to coat non-stick pans? • Teflon • Seflon • Reflon • Weflon
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