Show:
Definition
Star Life Cycle
HR Diagram 1
HR Diagram 2
Universe
100
A giant ball of burning gas
A star
100
Where do the birth of stars happen?
Stellar Nebula
100
Are larger stars found on the top or bottom?
Top
100
Are smaller stars found on the top or bottom
bottom
100
How did the universe start?
Big Bang
200
a large spherical body that orbits a star
a planet
200
What comes after a red giant
planetary nebula
200
Are hotter temperatures on the right side or left side?
Left
200
Are brighter stars found on the top or bottom?
Top
200
What's outside the Universe?
Nothing
300
A diagram that shows the relationship between a stars temperature and absolute magnitude
HR Diagram
300
What's the final stage of a main sequence star?
White dwarf or black dwarf
300
Where are a majority of the stars considered?
Main Sequence Stars
300
What type of stars are really hot, but not really bright?
White Dwarfs
300

Is the universe currently expanding or contracting?

This is because everything appears to be ______ (hint: Color)

Expanding, Redshifting

400
A massive collection of stars, dust, and gas held together by gravity
Galaxy
400
After a massive star explodes from a supernova, what two things can occur?
Black hole or Neutron Star
400
What color is the coolest?
Red
400
What type of star and color is the sun?
Yellow main sequence
400

The Sun's visible Layer is the ___________

The Sun's hottest layer is the __________

Photosphere, Core

500
Give me the definition of a light year
The distance light can travel in a year
500
What is a stellar nebula mostly composed of?
Dust and Gas
500

HR Diagrams show all of the following except: Distance from Earth, Mass, Brightness, Diameter of Stars, Temperature, Density, Color, Luminosity, Type of Stars

Distance from Earth, Density

500
Where would stars that could create a black holes be located?
blue giants or red supergiants
500

About how many galaxies are estimated to exist in our universe?` Hundreds, Thousands, Millions, Billions, Trillions

Billions