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Author Question: The presence of ________ planets orbiting it shows us the Sun belongs to Population I. Fill in ... (Read 49 times)

jeatrice

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on: Jul 27, 2018
The presence of ________ planets orbiting it shows us the Sun belongs to Population I.
 
  Fill in the blank(s) with correct word

Question 2

The primordial nucleosynthesis was sped up by the abundance of ________ in the universe once the temperature dropped below a billion K.
 
  A) helium-3 B) hydrogen C) deuterium D) tritium E) helium


Madisongo23

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

terrestrial

Answer to Question 2

C


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