Answers

2016-04-12T16:59:00+05:30
i just read in my tell me how book
In about 5 billion years from now, the sun will begin to die. As the Sun grows old, it will expand. As the core runs out of hydrogen and then helium, the core will contract and the outer layers will expand, cool, and become less bright. It will become a red giant star.
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thank you for giving answer. i was confused
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