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How does sound travel? * Air molecules move in a straight line in one direction. Air molecules move in waves that sometimes bounce back. Air molecules move in waves in one direction. None of the above.
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24 votes
How does sound travel? *

Air molecules move in a straight line in one direction.
Air molecules move in waves that sometimes bounce back.
Air molecules move in waves in one direction.
None of the above.

User Abhinav Dhiman
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2 Answers

1 vote
1 vote

Answer:Im pretty sure its the second one because sound sometimes bounces back and that causes echo and it doesnt travel in one line or direction

Step-by-step explanation:

User Nathan M
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2 votes
2 votes

Answer: 2 i think

Step-by-step explanation:

User Mnistic
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