WorksheetsUnderstanding Materials in Design Technology
Total questions: 20
Worksheet time: 10mins
Which of the following is a thermoplastic?
Urea formaldehyde
Polyethylene
Melamine
Epoxy resin
Which metal is commonly used for electrical wiring due to its high conductivity?
Aluminium
Copper
Steel
Brass
What is the main advantage of using plywood over solid wood?
Plywood is heavier
Plywood is less expensive
Plywood is less likely to warp
Plywood is more brittle
Which of the following is a ferrous metal?
Brass
Aluminium
Mild steel
Copper
What is the typical melting point of iron?
1538°C
800°C
250°C
1000°C
Which property describes a material’s ability to resist scratching?
Toughness
Hardness
Elasticity
Ductility
Which of the following is a natural fibre?
Nylon
Polyester
Cotton
Acrylic
What is the main ingredient in glass?
Limestone
Sand
Clay
Gypsum
Which equation is used to calculate the area of a rectangle?
A=l+w
A=l×w
A=2l+2w
A=l2
Which of the following is a composite material?
MDF
Oak
Polypropylene
Steel
Which plastic is commonly used for water bottles?
Polyvinyl chloride (PVC)
Polyethylene terephthalate (PET)
Polystyrene (PS)
Acrylic
Which of the following is a property of aluminium?
It rusts easily
It is lightweight
It is magnetic
It is brittle
What is the main use of stainless steel in kitchens?
Electrical wiring
Cutlery and sinks
Furniture frames
Insulation
Which of the following woods is a hardwood?
Pine
Oak
Spruce
Cedar
Which property describes a material’s ability to be drawn into a wire?
Malleability
Ductility
Toughness
Elasticity
Which of the following is a use for acrylic?
Window panes
Electrical cables
Roofing tiles
Insulation
What is the density of water in kg/m3 ?
100 kg/m3
1000 kg/m3
10 kg/m3
500 kg/m3
Which of the following is a thermosetting plastic?
Polypropylene
Epoxy resin
Polyethylene
Polystyrene
Which of the following is a property of glass?
It is opaque
It is flexible
It is brittle
It is magnetic
Which of the following is the best conductor of electricity?
Steel
Copper
Aluminium
Brass
