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WorksheetsPlastic materials
Total questions: 15
Worksheet time: 13mins
The plastics that can be recycled are.:
Thermoplastics
Thermosets
Elastomers
Neoprene and silicone are
Thermoplastics
Thermosets
Elastomers
Of the following products, which one uses PET?
What plastic are the handles of frying pans made of?
PVC
Polyester resins
Thermoplastics are...
Flexible materials which degrade easily with heat and cannot be remelted one they been formed
Plastics that once they have been formed, they cannot be remelted to create different forms
Plastics that are softened by heating and can be formed and melted as many times as we likes.
` (a) are flexible materials which degrade easily with heat and cannot be remelted once the have been formed
` (a) are plastics that cannot be remelted once the have been formed to create differnt forms
In general plastics are good.....
electrical and thermal insulators
acoustic conductor
and beautiful
electrical and thermal conductor
Which of the following plastic forming technique is used to make a bottle for mineral water?
Compression moulding
Extrusion
Blow molding
Injection molding
What type of plastic is commonly used for making food containers?
PP
HDPE
PVC
LDPE
Which of the following is a common use for Melamine?
Textiles
Automotive parts
Electrical insulation
Kitchen cupboards
What type of plastic is often used for making disposable cutlery?
Nylon
PS
HDPE
LDPE
"Match each of the objects with the plastics they are made of."
HDPE
LDPE
RUBBER
POLYESTER RESINS
NYLON
Match each of the objects with the manufacturing techniques they are made
pipes
plugs
bowls
water bottles
What is the meaning of the 3Rs rule?" (a) , (b) and (c)
