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Author Question: Sound travels faster in air if the air temperature is A) warm. B) cold. C) average. D) any of ... (Read 31 times)

Alainaaa8

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on: Jul 29, 2018
Sound travels faster in air if the air temperature is
 
  A) warm.
  B) cold.
  C) average.
  D) any of the above

Question 2

The energy of sound in air eventually becomes
 
  A) increased internal energy in the air.
  B) weaker and weaker until it disappears.
  C) cancelled by destructive interference.
  D) all of the above
  E) none of the above


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amy.lauersdorf90

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: A


Alainaaa8

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  • Posts: 576
Reply 2 on: Jul 29, 2018
Wow, this really help

marict

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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