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Author Question: Sound travels fastest in A) air. B) water. C) steel. D) a ... (Read 121 times)

ss2343

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on: Jul 29, 2018
Sound travels fastest in
 
  A) air.
  B) water.
  C) steel.
  D) a vacuum.

Question 2

The approximate range of human hearing is
 
  A) 10 hertz to 10,000 hertz.
  B) 20 hertz to 20,000 hertz.
  C) 40 hertz to 40,000 hertz.
  D) none of the above


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maya.nigrin17@yahoo.com

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

Answer: C

Answer to Question 2

Answer: B


ss2343

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Reply #2 on: Jul 29, 2018
Thank you!


maya.nigrin17@yahoo.com

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Reply #3 on: Jul 29, 2018
Always glad to help...


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