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Author Question: A galaxy with a blueshift is moving ________ Earth. Fill in the blank(s) with correct ... (Read 80 times)

K@

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on: Jul 27, 2018
A galaxy with a blueshift is moving ________ Earth.
 
  Fill in the blank(s) with correct word

Question 2

What are two differences observed between Type I and Type II supernovae?
 
  What will be an ideal response?


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FergA

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

towards

Answer to Question 2

Type I supernovae have very little hydrogen and their light curve drops off gradually but steadily. A Type II supernova is hydrogen rich and its light curve has a distinctive plateau where the luminosity remains constant for a time.


K@

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Reply 2 on: Jul 27, 2018
:D TYSM

jackie

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Reply 3 on: Yesterday
Excellent

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