How Does a Black Hole Form from a Massive Star

question 27

Multiple Choice

How does a black hole form from a massive star?

• A)A black hole forms when two massive main- sequence stars collide.
• B)If enough mass is accreted by a white dwarf star that it exceeds the 1.4 solar mass limit, it will undergo a supernova explosion and leave behind a black- hole remnant.
• C)If enough mass is accreted by a neutron star, it will undergo a supernova explosion and leave behind a black- hole remnant.
• D)Any star that is more massive than 8 solar masses will undergo a supernova explosion and leave behind a black hole remnant.
• E)During a supernova, if a star is massive enough for its gravity to overcome neutron degeneracy pressure in the core, the core will collapse to a black hole.

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