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Author Question: O and B stars are important spiral tracers. a. True b. False Indicate whether the statement is ... (Read 47 times)

mynx

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on: Jul 27, 2018
O and B stars are important spiral tracers.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

The second postulate of special relativity states that the speed of light, when measured in a vacuum, is constant for all observers.
 
  a. True
  b. False
  Indicate whether the statement is true or false


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polinasid

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Reply #1 on: Jul 27, 2018
Answer to Question 1

True

Answer to Question 2

True


mynx

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

daiying98

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Reply 3 on: Yesterday
Excellent

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