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Author Question: The wavelength of the hydrogen line from level 1 to level 2 in a hot star is ____________ the ... (Read 161 times)

lracut11

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on: Jul 27, 2018
The wavelength of the hydrogen line from level 1 to level 2 in a hot star is ____________ the wavelength of the same line in a cool star. The stars have the same radial velocities away from Earth.
 
  a. larger than
  b. the same as
  c. smaller than
  d. not enough information to answer

Question 2

You are located at 40 degrees south latitude on Earth and the northern hemisphere is experiencing winter. Days for you are short whereas nights for you are long.
 
  a. True
  b. False
  Indicate whether the statement is true or false


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nathang24

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

b

Answer to Question 2

False


lracut11

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Reply 2 on: Jul 27, 2018
Wow, this really help

meow1234

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Reply 3 on: Yesterday
Excellent

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