stars Flashcards
1
Q
what are stars
A
spheres of plasma held together by its own gravity
2
Q
what is nuclear fusion
A
the process of smaller atoms fusing to make heavier atoms which releases the energy we see as a stars light
3
Q
what is inside a star (outside-in)
A
corona, photosphere, convective zone, radiative zone, core
4
Q
where are stars formed
A
a nebula
5
Q
what is a nebula
A
a large cloud of gas in space
6
Q
what are the life stages of a large star
A
born in nebula, becomes massive star, red supergiant, supernove, then either a neutron star or black hole
7
Q
what kind of star has a shorter lifespan
A
larger stars
8
Q
what are the life stages of a normal sized star
A
born in the nebula, becomes average star, red giant, planetary nebula, white dwarf, black dwarf
