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332891
polymers
Description
year 7 Technology Quiz on polymers, created by ebannatyne.45.... on 06/11/2013.
No tags specified
technology
technology
year 7
Quiz by
ebannatyne.45....
, updated more than 1 year ago
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Created by
ebannatyne.45....
almost 11 years ago
103
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Resource summary
Question 1
Question
What is a polymer?
Answer
a non metalic solid made up of long strings of molecules
a shape with five sides
Question 2
Question
What is a thermo-hardening polymer?
Answer
a polymer that can not be reshaped more than once
a shape with sharp corners
a hard polymer
Question 3
Question
what is a thermo-softening polymer
Answer
a polymer that can be reshaped when heated
a polymer that can be heated
a very soft polymer
Question 4
Question
How can a polymer be molded?
Answer
-plastic oven -strip heater -electric iron
- plastic oven -strip heater
Question 5
Question
what does 1 in recycling codes stand for ?
Answer
PET
PTY
Question 6
Question
what does 2 mean in recycling code
Answer
HSPE
HDPE
Question 7
Question
what does 3 mean in recycling code?
Answer
HIV
PVC
Question 8
Question
what does 4 stand for in the recycling code?
Answer
LDPE
LCD
Question 9
Question
what does 5 mean in recycling code
Answer
PP
TT
Question 10
Question
what does 6 stand for in recycling code?
Answer
ST
PS
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