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Author Question: Sound refraction depends on the speed of sound being A) constant. B) variable. C) proportional ... (Read 99 times)

tatyanajohnson

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on: Jul 29, 2018
Sound refraction depends on the speed of sound being
 
  A) constant.
  B) variable.
  C) proportional to frequency.
  D) inversely proportional to wavelength.
  E) none of the above

Question 2

On days when the air nearest the ground is colder than air above, sound waves tend to
 
  A) be refracted upward.
  B) be refracted downward.
  C) travel without refraction.


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sierrahalpin

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

Answer: B

Answer to Question 2

Answer: B


tatyanajohnson

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  • Posts: 569
Reply 2 on: Jul 29, 2018
Gracias!

FergA

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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