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WorksheetsSCI Q trial
Total questions: 10
Worksheet time: 4mins
Name
Class
Date
1.
a
a)
a
b)
c
c)
x
d)
a
2.
s
a)
d
b)
d
c)
d
d)
d
3.
sadcas
(a)
4.
xc
a)
xc
b)
xcx
c)
scx
d)
cxc
5.
sc
a)
zxczx
b)
xv x
c)
zxv
d)
xzccx
6.
what is the difference between Ni-Cd & Ni-MH battery
4 lines
7.
What are the types of polymers based on source of availability
a)
Thermosetting, thermoplastic
b)
Synthetic,natural
c)
Homomer, co-polymer
d)
Addition ,condensation
8.
Is water is a polymer ?
a)
Yes
b)
No
9.
Lipids are polymer
a)
True
b)
False
10.
What is the physical property of polymer
a)
As chain length and cross-linking increases, the tensile strength of the polymer increases.
b)
Dipole-dipole bonding side chains enable the polymer for high flexibility
c)
Polymers with Van der Waals forces linking chains are known to be weak, but give the polymer a low melting point.
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