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Title: What happens to a star after the start of helium nuclear reactions in its core compared to what it ... Post by: staedtler on Mar 19, 2017 What happens to a star after the start of helium nuclear reactions in its core compared to what it was like before these reactions began?
A) The star is larger and hotter. C) The star is smaller and hotter. B) The star is larger and cooler. D) The star is smaller and cooler. Title: Re: What happens to a star after the start of helium nuclear reactions in its core compared to what ... Post by: papachulo on Mar 19, 2017 Content hidden
Title: Re: What happens to a star after the start of helium nuclear reactions in its core compared to what it ... Post by: staedtler on May 1, 2017 :raised_hands:
Correct :) |