Galaxies and the Universe

Which type of galaxy is generally more rounded and lacks a distinct disk shape?

• spiral

• irregular

• elliptical

Which type of galaxy lacks a defined structure?

• spiral

• irregular

• elliptical

Which type of galaxy is predominantly composed of older stars and lacks significant star formation?

• spiral

• elliptical

• irregular

The universe began from a single point according to the Big Bang theory.

• True

• False

Tags

NGSS.HS-ESS1-2

The more red-shifted a galaxy is, the faster it moves away from Earth.

• True

• False

Tags

NGSS.HS-ESS1-2

Match the following terms with their descriptions:

• Invisible matter in the universe

• dark matter

• Visible matter that emits light

• light-matter

• Matter that is luminous and easily seen

• bright matter

A large grouping of stars, dust, and gas bound together by gravity is called a (a)   .

• Galaxy
• Cosmology
• Planet
• Cluster
• Constellation

Tags

NGSS.MS-ESS1-2

The Milky Way is a Spiral Galaxy.

• True

• False

Tags

NGSS.MS-ESS1-2

Which galaxy do we live in?

• Virgo Galaxy

• Milky Way Galaxy

• Andromeda Galaxy

• Solar System

What force is responsible for the cohesion of galaxy clusters?

• magnetic force

• gravity

• dark energy

Tags

NGSS.HS-PS2-4