Structure of the Universe Unit Test Review

Front

What will an average size star, like our sun, eventually become?

Back

A Red Giant.

Front

What force helped with the formation of the sun and planets?

Back

Gravity.

Front

What structure includes all matter and space that exists?

Back

The universe.

Front

Where do all stars form?

Back

In a stellar nebula.

Front

What was the universe like one second after the big bang?

Back

It was rapidly expanding and very hot.

Front

What is a galaxy?

Back

A massive system that includes stars, star systems, and interstellar matter, bound together by gravity.

Front

What is a black hole?

Back

A region in space where the gravitational pull is so strong that nothing, not even light, can escape from it.

Front

What is a supergiant star?

Back

A very large star that is much brighter than a normal star and has a short lifespan.

Front

What is a neutron star?

Back

A type of stellar remnant that is incredibly dense, formed from the remnants of a supernova explosion.

Front

What is the big bang theory?

Back

The leading explanation for the origin of the universe, suggesting it began from a singular point and has been expanding ever since.