Answered

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My 1st question is :Why don't you hear echoes in a forest ??

My 2nd question is :In which material would sound waves probably travel the fastest?A.cotton B.milk C.iron D.oxygen

Sagot :

SpookyScarySkeltons
1: Because the forest is an open area, the forest is not a closed area so that means the sound your voice produces can not bounce off trees and other objects that are not enclosed.

2: I would personally say D 
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