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Q: When a red giant completes helium fusion and collapses it becomes a . protostar red dwarf white dwarf neutron star black hole?
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Related questions

When will a black hole form?

after a neutron star collapses on itself


What happens when a star is too small to be a black hole but too big to be a neutron star?

There's no mass range that's between "collapses into a neutron star or pulsar" and "collapses into a black hole". It'll be one or the other.


What are the stages of a medium sized star?

Protostar, Main Sequence, Red Giant, Super Nova, and the Neutron Star.


What happens when the gravity of a massive star is ablle to overcome neutron degeneration?

When the gravity of a neutron star overcomes the degeneracy pressure of the neutrons, the neutron star collapses into a black hole.


What can be formed when a star collapses?

Depending on the size of the star: a neutron star or a black hole-


The super-nova is what stage in the life of a star?

The death stage. It explodes and either collapses into a neutron star or collapses even more into a black hole in space.


A what is formed by a star that collapses under gravity to the point that its electrons and protrons form neutrons?

Neutron Star. It collapses and splits its atoms apart. It's composed of only neutrons.


Why is a neutron star heavy?

A neutron star is what is left of the core of a massive star after it dies. The core collapses under the force of gravity, crushing itself from a size far larger than Earth to about the size of a city but still with a mass up to 3 times that of the sun. If it is any more massive it becomes a black hole.


What is a stars life cycle?

Nebulae (gas and dust) protostar (formed by immense pressure in nebulae) ^ becomes either a Brown dwarf (basicall dead :P) or a Main sequence star which becomes: A Red giant (when MSS runs out f hydrogen ) if red giant is small it becomes a white dwarf and does nothing or a planetary nebulae if it's a big one it either becomes a Neutron star or a Black hole


What is formed by a star that collapses under gravity to the point that its electrons and protons form neutrons?

A neutron star.neutron star


How does quarks theory compensate spliting of neutron into electron and proton?

Supposedly one of the down quarks of the neutron becomes an up; thus the neutron becomes a proton and an electron (and a neutrino) are emitted.


What are the stages of the stars starting with stellar nebula?

When a nebula slowly collapses, a ball of un-ignited hydrogen called protostar forms. As the protostar shrinks smaller, nuclear fusion starts, and the protostar became a main-sequence star; if the protostar is too small, it would become a brown dwarf and slowly cool down. After burning or millions or billions of years, the main-sequence star would evolve differently based on their sizes. Red dwarfs would become a white dwarf, then slowly cool down. Medium-sized stars (such as our Sun) would expand into a red giant, blow off its outer layers, and leave a core behind; the shell becomes planetary nebula, and the core becomes a white dwarf, the white dwarf would then cool down into a black dwarf. If a star is more than 8 times the mass of the Sun, it would expand into a supergiant, then it explodes as supernova. After the supernova, the outer shell would become a nebula, and the core would evolve into either a neutron star or a black hole.