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Author Question: A star can remain in the giant-star stage for about 90 percent of its total lifetime before it dies. ... (Read 77 times)

bcretired

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on: Jul 27, 2018
A star can remain in the giant-star stage for about 90 percent of its total lifetime before it dies.
 
  Indicate whether the statement is true or false

Question 2

As light travels out of a gravitational field, it gains energy, and its wavelength becomes shorter.
 
  Indicate whether the statement is true or false


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hanadaa

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

False

Answer to Question 2

False


bcretired

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

bigsis44

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Reply 3 on: Yesterday
Excellent

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