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Author Question: Which of the following cannot be determined from the spectrum of a star? a. chemical composition ... (Read 27 times)

theo

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on: Jul 27, 2018
Which of the following cannot be determined from the spectrum of a star?
 
  a. chemical composition
  b. surface temperature
  c. radial (along line of sight) velocity
  d. tangential (perpendicular to line of sight) velocity
  e. radial (along line of sight) velocity

Question 2

The __________ is the region of total shadow.
 
  Fill in the blank(s) with correct word


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bob

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

d

Answer to Question 2

umbra


theo

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Reply 2 on: Jul 27, 2018
Excellent

bitingbit

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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