massive stars and afterwards

Question 1

Massive stars

Answer 1

Millions of years old and fast and are over 8m. Much hotter than the sun and burns fuel faster, so shorter lifespan. After fusing h and he they become red super giant and can fuse heavier elements and the heavier the element the more inside it is. Iron too is created and then it explodes and the core is hot.

Question 2

supernova

Answer 2

fusions pulls and gravity pulls in and a massive explosion happens. Can create every element and are very bright we can see them in other galaxies and all matter was once in a supernova and only the core is left and that core can become a black hole or a neutron star.

Question 3

Neutron stars

Answer 3

weighs 1.5 and 10km very dense and is made of neutrons and its slowly cooling and makes no energy and ele and pro combine to make neutrons

Question 4

black holes

Answer 4

nothing can escape it and its heavy and space time itself is cut and there is no way out and theirs a disk around them

Question 5

sequence

Answer 5

interstellar cloud-large star-red super giant-supernova-black or neutron star