Flashcardizz Review ESS1.2 Galaxies

Front

What is a galaxy?

Back

A galaxy is a large system of stars, gas, dust, and dark matter bound together by gravity.

Tags

NGSS.MS-ESS1-2

Front

What are the main types of galaxies?

Back

The main types of galaxies are spiral, elliptical, and irregular.

Front

What shape is the Milky Way galaxy?

Back

The Milky Way galaxy is a spiral galaxy.

Front

What characteristic is most commonly used to classify galaxies?

Back

Shape is the most commonly used characteristic to classify galaxies.

Front

What is a spiral galaxy?

Back

A spiral galaxy is a type of galaxy characterized by its spiral arms that wind outward from the center.

Front

What is an elliptical galaxy?

Back

An elliptical galaxy is a type of galaxy that has an oval shape and lacks the distinct arms of spiral galaxies.

Front

What is an irregular galaxy?

Back

An irregular galaxy is a type of galaxy that does not have a defined shape or structure.

Front

Which galaxy is closest to the Milky Way?

Back

The Andromeda galaxy is the closest galaxy to the Milky Way.

Front

Where is the Sun located in the Milky Way galaxy?

Back

The Sun is located in the Orion arm of the Milky Way galaxy.

Front

What is the significance of the spiral arms in a galaxy?

Back

Spiral arms are regions of higher density where stars, gas, and dust are concentrated, often leading to star formation.