Stars and Galaxies

Front

What force holds a galaxy together?

Back

Gravity

Tags

NGSS.HS-PS2-4

Front

What is a light year?

Back

The distance light travels in a year.

Front

What do we call everything that exists, including galaxies and everything in them?

Back

Universe.

Front

Is our sun a star?

Back

TRUE.

Front

What type of galaxy has an irregular shape and occurs from a collision of galaxies?

Back

Irregular Galaxy.

Front

What is the primary component of stars?

Back

Hydrogen.

Tags

NGSS.HS-ESS1-1

Front

What is the process called by which stars produce energy?

Back

Nuclear fusion.

Tags

NGSS.HS-ESS1-1

Front

What are the two main types of galaxies?

Back

Elliptical and spiral galaxies.

Front

What is the name of our galaxy?

Back

The Milky Way.

Tags

NGSS.MS-ESS1-2

Front

What is a supernova?

Back

A powerful explosion that occurs at the end of a star's life cycle.