H.R Diagram
What size is our sun considered to be on the H.R Diagram?
Medium
what things are in galaxies?
planets, stars, black holes, etc.
What is the process that happens inside of a star called?
Nuclear Fusion
What are the nurseries for stars called?
Nebula
What is the belt of ice that lies at the edge of our solar system called?
The Kuiper Belt
What category is our sun in on the H.R Diagram?
Main Sequence
Can light escape the gravity of a black hole?
No
What are stars made of
Gases
What are older stars called?
Red Giants
What section of the Milky Way Galaxy do we live in?
The Orion Belt
What are the bright and cold stars called?
Red Giants/Super-Giants
What are the 3 different types of galaxies?
Spiral, Elliptical, and irregular
What will eventually happen to all stars at the end of their lives?
A supernova
What is a baby star called?
A Protostar
What is the closest galaxy to us?
Andromeda
What are the hot and dim stars called?
White Dwarfs
What is at the center of every galaxy?
A super-massive Black Hole
What will our sun eventually become?
A white Dwarf
what is the final element that a star produces in its' core?
Iron
What is the closest star to our solar system?
Alpha Centauri
What are the two purposes of the H.R Diagram?
Measure heat and luminosity
What galaxy do we live in, and what kind of galaxy is it?
The Milky Way/Spiral Galaxy
What can a super-giant possibly turn into?
A Black Hole
What are 2 things that can happen to a star at the end of its' life cycle?
White Dwarf, black hole, or a neutron star
What is the center of a Black Hole called?
The Singularity