The Universe

Front

What category is our Sun located in?

Back

Main Sequence

Front

Which statement about the Sun is FALSE?

Back

The sun is near the center of a disc-shaped galaxy of stars.

Front

What type of galaxy is characterized by a smooth, featureless light profile?

Back

Elliptical

Front

How long does it take light from Proxima Centauri to reach Earth?

Back

4.3 years

Front

What force holds all of the planets in orbit around the sun?

Back

Gravity

Front

What is the closest star to Earth after the Sun?

Back

Proxima Centauri

Front

What is the Milky Way?

Back

A spiral galaxy that contains our solar system.

Front

What is a light year?

Back

The distance that light travels in one year.

Front

What are the three main types of galaxies?

Back

Spiral, Elliptical, and Irregular.

Front

What is a supernova?

Back

A powerful and luminous explosion of a star.