Formation and Motion of Galaxies REVIEW

Front

What galaxy do we live in?

Back

Milky Way

Front

A system of millions or billions of stars, together with gas and dust, held together by gravitational attraction is called a?

Back

Galaxy

Front

What type of galaxy is characterized by a smooth, featureless shape and is often round?

Back

Elliptical Galaxy

Front

What type of galaxy has spiral arms and a central bulge?

Back

Spiral Galaxy

Front

What is the name of the vast clouds that stars form from?

Back

Nebulae

Front

What force is responsible for the motion of objects within a galaxy?

Back

Gravity

Front

What is the term for a group of stars that form a recognizable pattern in the night sky?

Back

Constellation

Front

What is the main component of a galaxy that contains stars, gas, and dust?

Back

Galactic Disk

Front

What is the center of a galaxy often called, where a supermassive black hole may reside?

Back

Galactic Nucleus

Front

What type of galaxy has no distinct shape and is often chaotic in appearance?

Back

Irregular Galaxy