Galaxies

Front

What type of galaxy is the Milky Way?

Back

Spiral

Front

What type of galaxy is composed of older stars and low-mass stars?

Back

Elliptical

Front

What is the most abundant type of galaxy in the universe?

Back

Elliptical Galaxy

Front

What are galaxies composed of?

Back

Stars, dust, and gas held together by gravity.

Front

What characteristic is used to classify galaxies?

Back

Shape.

Front

What is a spiral galaxy?

Back

A galaxy characterized by a flat, rotating disk containing stars, gas, and dust, and a central concentration of stars known as the bulge.

Front

What is an elliptical galaxy?

Back

A type of galaxy that is smooth and featureless, composed mainly of older stars.

Front

What is an irregular galaxy?

Back

A galaxy that does not have a distinct regular shape, often chaotic in appearance.

Front

What is the role of gravity in galaxies?

Back

Gravity holds the stars, dust, and gas together in a galaxy.

Front

What is the difference between a spiral and elliptical galaxy?

Back

Spiral galaxies have a flat structure with arms, while elliptical galaxies are more rounded and lack structure.