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Author Question: In the late 1990's, it was discovered from distances of ___________ in distant galaxies that the ... (Read 38 times)

robinn137

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on: Jul 27, 2018
In the late 1990's, it was discovered from distances of ___________ in distant galaxies that the expansion of the Universe is ___________.
 
  a. Cepheid variables; accelerating
  b. Cepheid variables; decelerating
  c. supernovae; accelerating
  d. supernovae; decelerating

Question 2

Very massive stars lose their outer layers in a planetary nebula.
 
  a. True
  b. False
  Indicate whether the statement is true or false


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Sassygurl126

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

c

Answer to Question 2

False


robinn137

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

ultraflyy23

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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