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Secondary 1 | Maths
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Zhiyan
Zhiyan

Secondary 1 chevron_right Maths chevron_right Singapore

can use help me check the question?
If wrong pls give me the correct answer .

Date Posted: 4 years ago
Views: 336
snell
Snell
4 years ago
(a)
basketball: elastic

copper wire: high density


(b)
copper is a good conductor of electricity, cotton is an insulator of electricity.

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Syed Isa Aljunied
Syed Isa Aljunied's answer
25 answers (Tutor Details)
1st
I would say window pane and diamond are both hard.