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Answer 1

Answer:

we find that sound can travel through wood or metal in cat sound can travel through any solid you can perform interesting activities to show that some can also traveled through the string having never made the for telephone figure 13.14 can you say that found in travel to string we have learnt so far that vibrating object produce sound and it is carried in all direction in a medium the medium school BA gas liquid or a solid how do we hear it the shape of how to