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WorksheetsMaterials DT
Total questions: 50
Worksheet time: 2hrs 36mins
As a designers, technologists and engineers, there are two (2) important concepts they need to know before selecting a suitable material in order to meet the requirements of a product design specification. What are they?
How materials are looked like & what is the colour of materials
How materials are classified & the properties of materials
The strength & toughness of the material only
The malleability & durability of the material only
What does thermal means?
How a material responds at different temperatures
Material’s conductive properties including insulation and resistance
The visual sensory properties of the surface/form of a material
How a material reacts to other chemicals
Which material is this plug socket made from?
Thermoset plastic
Thermoplastic
Acrylic
Polystyrene
The choice of materials is important when considering the environment. You should consider... (choose 2)
The source - is it renewable
The colour
How it can be disposed of
The function
The aesthetics
When products are made abroad one environmental factor you need to consider is...
It is cheaper to make
Children being used to make the product
Pollution caused by transporting it to the UK
The cost of transport
The carbon footprint of a product is..
How much carbon is used to make a product
Use of the amount of carbon dioxide released into the atmosphere
How much carbon is released when the product biodegrades
How much carbon is released when the product is recycled
To reduce the carbon footprint of a product you could...
Make sure it is made closer to where it is sold
Use of different materials
Consider how the product is going to be cared for or used
All of these
Green design is a good way for companies to attract new customers. A company could promote the fact that it... (choose 2)
Uses non toxic materials and reuses old materials and components
The ethnicity of the consumers
Puts a print of a globe on the labels
Uses renewable energy sources to make the product
A new iPhone has been released - yours is still working fine. If you want to help the environment the most would you...
Refuse the new product - your old one does the same thing
Send your old phone off for recycling
Give your old phone to your brother - then it is being reused
What are the physical properties of corrugated card?
Brown paper bonded to the outside
Smooth and translucent
White with foil backing
What type of paper can be used to support isometric drawing?
Layout paper
Cartridge paper
Grid paper
Pine, spruce and larch are all examples of what type of timber?
Hardwood
Softwood
Manufactured Board
Which ferrous metal is used for manhole covers?
High-carbon steel
Low-carbon steel
Cast iron
To make wire, the metal needs to be?
Ductile
Absorbent
Elastic
Which manufactured board is glued at 90 degree angles?
MDF
Chipboard
Plywood
Which polymers are recyclable?
Thermoforming
Thermosetting
Injection moulded
Which thermoforming plastic is used for making car headlights?
Acrylic (PMMA)
High Impact Polystyrene (HIPS)
Polypropylene (PP)
Which fabrics are webs of fibres compressed together?
Bonded
Woven
Knitted
Which natural fibre grows in bolls?
Silk
Wool
Cotton
Which of these is NOT one of the 6 R's?
Recycle
Reuse
Resist
Refuse
What is the correct order for the 6 R's?
Rethink, Reuse, Reduce, Refuse, Repair, Recycle
Refuse, Rethink, Reuse, Repair, Refuse, Recycle
Refuse, Rethink, Reduce, Reuse, Repair, Recycle
Rethink, Refuse, Reduce, Reuse, Repair, Recycle
What does LCA stand for?
Living Cost Assessment
Life Cycle Assessment
Life Cost Assessment
Living Cycle Assessment
What are the benefits of replacing plastic straws with paper straws? Pick 2.
Biodegradable
They are manufactured with more finite resources
Less people will use them
Reduce waste in landfill
What is meant by a non-finite resource?
A resource you cannot recycle
A resource that we have a limited amount of
A resource that is found naturally and can be replaced
A resource that you can continuously recycle
Which is an example of a non-finite resource?
Coal
Crude Oil
Natural Gas
Cotton
Which one of the following is a finite energy source?
Solar
Oil
Tidal
Wind
Which of the following is NOT a Physical property of a material?
Absorbency
Density
Elasticity
Thermal Conductivity
Working properties describe how a material responds when it is manipulated or worked.
True
False
The following statement describes which Physical property of a material?
'The ability of a material to be converted from a solid to a fluid state by heat and combined with another material'
Density
Electrical Conductivity
Absorbency
Fusibility
Thermal Conductivity
The following statement describes which Working property of a material?
'The ability to withstand a force such as pressure, compression, tension or shear'
Ductility
Elasticity
Hardness
Malleability
Strength
What are two differences between Hardwoods and Softwoods?
Hardwood comes from deciduous trees
Softwoods cannot be recycled
Deciduous trees are usually slower growing which makes the wood denser
Softwood trees take longer to grow
What are two advantages of manufactured timbers over natural timbers?
Manufactured timber is stronger
Manufactured timber is dense
It is cheaper than natural timber
Can be easily laminated to apply a wide range of finishes
Most ferrous metals are magnetic.
True
False
Which is an advantage of using alloys over pure metals?
An alloy can take on the properties of each of its component metals
Alloys are generally harder than pure metals
An alloy often has better molecules which makes the layers more difficult to slide over each other
All of them
Which plastics are more flexible and have loose polymer chains that break apart when heated?
Thermosetting
Thermoforming
Why are Thermosetting plastics more difficult to recycle than Thermoforming plastics?
It is too expensive
Once set Thermosetting plastics cannot be reformed
Which of the following is a manufactured timber?
Oak
Chipboard
Pine
Ash
Which metal is reddish brown in colour and oxidises with a green/grey appearance?
Steel
Aluminium
Zinc
Copper
Why is High Impact Polystyrene (HIPS) an appropriate choice of material to make yoghurt pots?
It is chemical resistant
It is tough
It is flexible and used for vacuum forming
It can be easily scratched
What is the largest size of paper in the A series?
A1
A0
A9
A4
Which paper is shown in the image?
Bleedproof
Tracing
Grid
Layout
Which one of the following is a natural fibre?
Lycra
Polyester
Nylon
Cotton
What are two properties of silk?
Resists creasing
Lightweight
Warm
Soft
What is the source of Polyester?
Animal fleece
Plants
Oil
What is pulp?
A mixture of water and cellulose fibres
A type of plastic
Paper
What is the purpose of a LCA?
To stop people from buying a product
To save time making a product
It informs you of the carbon footprint or the impact that a product has on the environment
To make the product cheaper
What is a stock form?
The amount left of a product
The form in which a product can be bought and stored ready for use
The process of making a product
A form to fill in about a product
Which of the following is not a type of renewable energy?
Wind
Tidal
Coal
Solar
Softwood comes from a coniferous tree, that usually is a leafed tree.
True
False
What is an alloy?
Part of a wheel on a car
A metal
A mixture of at least one pure metal and another element
