Life Cycle of Stars

Front

What is the final stage of a massive star after a supernova if it is not massive enough to become a black hole?

Back

Neutron Star

Front

Will our sun become a black hole when it dies?

Back

No, our sun will not become a black hole; it will become a white dwarf.

Front

What is the term for a massive star that begins to cool and expand?

Back

Red Supergiant

Front

What does luminosity measure in relation to stars?

Back

Luminosity measures how bright a star would be in relation to the sun if all stars were the same distance from the observer.

Front

What is the HR Diagram used for in astronomy?

Back

The HR (Hertzsprung-Russell) Diagram shows the relationship between luminosity and temperature in stars.

Front

What is a supernova?

Back

A supernova is a powerful and luminous explosion that occurs at the end of a massive star's life cycle.

Tags

NGSS.HS-ESS1-3

Front

What is the difference between a neutron star and a black hole?

Back

A neutron star is the collapsed core of a massive star that is not massive enough to become a black hole, while a black hole is a region of space where gravity is so strong that nothing, not even light, can escape from it.

Front

What is the life cycle of a star?

Back

The life cycle of a star includes stages such as nebula, main sequence, red giant or supergiant, supernova, and then either a neutron star or black hole.

Front

What is the main sequence phase of a star?

Back

The main sequence phase is the stable period in a star's life where it fuses hydrogen into helium in its core.

Tags

NGSS.HS-ESS1-1

Front

What happens to a star after it exhausts its hydrogen fuel?

Back

After exhausting its hydrogen fuel, a star expands into a red giant or supergiant, depending on its mass.