Knives and forks

This task is about physical properties of metal and plastic.

Question 1Change answer

illustration: knife and fork
a)  Knives and forks are usually made of metal.
     What are two reasons metal is used to make knives and forks?
1. 2.

Question 1Change answer

b)  Some knives and forks are made of plastic.
     Why is plastic not as good for making knives and forks?
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