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Elis [28]
2 years ago
14

What happens first when a star begins to run out of fuel

Biology
2 answers:
Mamont248 [21]2 years ago
8 0
A) The stars core shrinks
The star will contract under the weight of gravity.
When it contracts it will heat up and expand to a red giant.
When the star runs out completly of helium it would emit gasses and form a star nebula.
It would then become a white dwarf then into a black dwarf.
Triss [41]2 years ago
7 0

Answer:

<em><u>A</u></em>

Explanation:

<u>the answer is A) the stars core shrinks</u>

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