1) A Medium
i) Solid
ii) Liquid
iii) Gas
2) A vibrating body
Explanation:
this are things u need
which things are not there na ,those are not useful
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Answers & Comments
The thing which are useful in the experiment that produces sound are:
1) A Medium
i) Solid
ii) Liquid
iii) Gas
2) A vibrating body
Explanation:
this are things u need
which things are not there na ,those are not useful