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Author Question: Mercury's _______________ are marked by meteorite craters less than 15 km in diameter, in addition ... (Read 30 times)

jace

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on: Jul 27, 2018
Mercury's _______________ are marked by meteorite craters less than 15 km in diameter, in addition to secondary craters.
 
  Fill in the blank(s) with correct word

Question 2

The supernova event for a massive star that has lost a large amount of mass to a close binary companion ____.
 
  a. does not show hydrogen emission lines in the spectrum of the remnant
 b. does not produce iron in the core before the explosion
 c. is less luminous because the companion star absorbs most of the remnant material
  d. is more likely to produce a neutron star than an isolated supernova
 e. triggers a supernova in the binary companion


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nekcihc358

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

intercrater plains

Answer to Question 2

a


jace

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Reply #2 on: Jul 27, 2018
Thank you!


nekcihc358

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Reply #3 on: Jul 27, 2018
Always glad to help...


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