Stars
Star Life Cycles
The Sun
Galaxies
The Universe
100
The property of stars that scientists use to determine the temperature of a star.
What is color?
100
Nebula, _______, main sequence, giant, and then finally white dwarf. What stage is missing?
What is protostar?
100

Huge, arching columns of gas that explode for thousands of miles out of the sun.

What is a prominence/solar flare?

100
The oldest and largest type of galaxy.
What is elliptical?
100

Name the brightest star in the universe and give its nickname.

What Sirius and the Dog Star?

200

Three things that determine how bright stars appears to us.

How close, how big, how hot

200

This stage occurs when the core of a large mass star has used all of its hydrogen. The star expands into this.

What is a red super giant?

200
The layer of the sun where fusion occurs.
What is the core?
200
What is thought to be at the center of spiral galaxies.
What is a black hole?
200
This is a group of stars that form a pattern.
What is a constellation?
300

The closest star to our solar system other than our sun.

What is Proxima Centauri?

300
The one factor that determines the length of a stars life and how it will die.
What is starting mass?
300
Temporary regions in the Sun's surface that are cool.
What are sunspots?
300
This is the youngest and smallest type of galaxy.
What is an irregular galaxy?
300

How many miles is a light year?

What is 6 trillion?

400
This is the actual amount of light a star gives off.
What is absolute magnitude?
400
The joining of two nuclei of hydrogen atoms to form helium which powers stars.
What is nuclear fusion?
400

The gaseous, hazy outer layer of the sun similar to an atmosphere/the sun's halo.

What is the corona?

400

This is the force responsible for creating stars and galaxies.

What is gravity?

400
An explanation that states all matter and energy exploded from one point and has been expanding apart ever since.
What is the big bang theory?
500

The last stage of a small mass star.

White/Black Dwarf?

500

The longest stage of a stars life.

What is main sequence?

500

The next stage of our sun's life.

What is Red Giant?

500

The closest galaxy to ours.

What is Andromeda?

500

What are the stages, in order, of a large mass star? (7)

Nebula     Protostar    Main Sequence

Red Supergiant     Supernova

Neutron Star         Black Hole


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