Designer Products

This is a product of the science department of Dartford

Technology College

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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