Components of The Universe

What galaxy do we live in?

What can be found at the center of most galaxies?

The sun is a burning hot ball of gas. These characteristics makes the sun a(n) _____.

What is the largest type of star in the universe?

What type of star is the sun?

A _____ is a cloud of gas and dust where stars are created.

A _____ is a gravitational field so strong that no matter or radiation can escape.

The Earth is a _____.

A system of billions of stars, gas, and dust held together by gravitational attraction.

What do Red Supergiants sometimes become after they die?

A theory that states the universe was created billions of years ago due to an explosion.

A unit that measures the distance light travels in one year is called a(n) _____.

How can you determine if a star is close to dying?

What forms when the core of a star is swallowed by its own gravity?

During the lifetime of a star, why does a star become very large and red?