WorksheetsUnit 3.4 Polymers AQA GCSE DT
Total questions: 19
Worksheet time: 53mins
Which of the following items is most likely made from High density polyethylene?
Plastic trash bin
Plastic water bottles
Paper bags
Glass jars
Which of the following items is most likely made from Low density polyethylene?
Garbage bag
Plastic water bottle
Metal can
Wooden crate
What is PVC widely used for?
Packaging, pipes, outerwear, electrical tapes, and children’s toys
Only for making food containers
Only for making glass bottles
Only for making paper bags
How does PVC become flexible?
By adding plasticisers
By freezing it
By mixing it with water
By heating it in the sun
Which property makes polypropylene lightweight?
High density
Low density
High melting point
High electrical conductivity
What makes polypropylene very suitable for food containers?
It is heavy and hard to clean
It is chemically resistant and easily cleaned
It is easily breakable
It melts at low temperatures
Which of the following is NOT a property of polypropylene?
Low density
Ductile
Chemically resistant
Magnetic
What does HIPS stand for in the context of materials?
High Impact Polystyrene
High Insulation Plastic Sheet
Heavy Industrial Poly Sheet
Hard Impact Poly Substance
Which of the following is NOT a property of High Impact Polystyrene (HIPS)?
It is shatterproof
It is a good insulator
It is heavy and difficult to mould
It is flexible and lightweight
What makes HIPS ideal for vacuum forming?
It is flexible and lightweight
It is very expensive
It is a metal
It is always transparent
What does HDPE stand for?
High-Density Polyethylene
Low-Density Polyethylene
High-Density Polycarbonate
High-Density Polyvinyl
Why must thermoplastics be recycled separately?
To enable reuse, where possible
To make them stronger
To change their color
To make them cheaper
How are epoxy resins typically supplied?
As a single solid block
As two liquids: a resin and a hardener
As a powder
As a gas
What is one common use of epoxy resins?
Making paper
As adhesives, for example Araldite
Cooking food
Making glass
Epoxy resin adheres well to which materials, reinforcing them?
Wood and plastic
Fibreglass and carbon fibre
Paper and cardboard
Metal and stone
What is a key characteristic of thermoplastics?
They cannot be reheated.
They undergo significant chemical change when reshaped.
They can be reheated and reshaped.
They cannot be recycled.
Which kind of plastics CAN NOT be reshaped once heated?
Thermosetting plastics
Thermoplastics
Which of these plastics are Thermosetting plastics?
ABS, Nylon, Acrylic, uPVC, acetate.
Epoxy resin, melamine formaldehyde, polyester resin and urea formaldehyde
Which of these plastics are Thermoplastics?
ABS, Nylon, Acrylic, uPVC, acetate.
Epoxy resin, melamine formaldehyde, polyester resin and urea formaldehyde
