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4 votes
In which of the following mediums would mechanical waves be most likely to travel fastest?

A) A block of wood?
B) Helium gas
C) Liquid alcohol
D) They would travel the same speed in all of these.

User Indyfromoz
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2 Answers

4 votes
B, I think sorry if it’s not
User ViniH
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3 votes
B. Helium gas, here is the answer to your question
User Louis GRIGNON
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