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Author Question: Briefly explain why stars that formed early in the history of the galaxy contain a smaller ... (Read 59 times)

JGIBBSON

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on: Jul 27, 2018
Briefly explain why stars that formed early in the history of the galaxy contain a smaller proportion of heavy elements than stars that formed more recently.
 
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Question 2

If a neutron star attains a mass over ________ solar masses it becomes a black hole.
 
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softEldritch

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

The star-gas-star cycle gradually enriches the interstellar medium with heavy elements. Therefore, stars that formed early in the history of the galaxy were formed before much enrichment from supernova events could take place. Stars that formed more recently were formed from material that had been enriched by the many previous generations of stars.

Answer to Question 2

three


JGIBBSON

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

abro1885

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Reply 3 on: Yesterday
Excellent

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