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Author Question: The source of all electromagnetic waves is A) changes in atomic energy levels. B) vibrating ... (Read 412 times)

imanialler

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on: Jul 29, 2018
The source of all electromagnetic waves is
 
  A) changes in atomic energy levels.
  B) vibrating atoms and molecules.
  C) accelerating electric charges.
  D) crystalline fluctuations.
  E) none of the above

Question 2

In free space, electromagnetic waves travel at a
 
  A) variety of speeds.
  B) single speed.
  C) speed depending on frequency.


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TheNamesImani

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

Answer: C

Answer to Question 2

Answer: B


imanialler

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


TheNamesImani

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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