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Author Question: On an H-R diagram, where do stars spend most of their life span? What will be an ideal ... (Read 107 times)

jjjetplane

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on: Jul 14, 2018
On an H-R diagram, where do stars spend most of their life span?
 
  What will be an ideal response?

Question 2

What two elements were the first to form?
 
  What will be an ideal response?


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xiazhe

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Reply #1 on: Jul 14, 2018
Answer to Question 1

As main sequence stars (the band down the middle of the H-R diagram).

Answer to Question 2

Hydrogen and helium.


jjjetplane

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Reply 2 on: Jul 14, 2018
YES! Correct, THANKS for helping me on my review

raili21

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Reply 3 on: Yesterday
Wow, this really help

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