Structure of Universe

A theory that says the universe began as a small point that expanded rapidly about 13.7 billion years ago.

• Big Bang Theory

• Singularity Theory

• Galaxy Theory

Tags

NGSS.HS-ESS1-2

What kind of galaxy is this?

• Ring

• Irregular

• Spiral

• Elliptical 

What type of galaxy do we live in?

• Spiral

• Elliptical

• Irregular

• Coaxial

Tags

NGSS.MS-ESS1-2

A galaxy which is either spherical (ball like) or a flattened disk is a ___ galaxy.

• elliptical

• humanoid

• irregular

• spiral

To study something as vast as the universe and its structures, scientists often find it helpful to organize information in a simplified visual form. Which of the following represents structures of the universe in order from largest to smallest?

• universe-->galaxy-->solar system-->planet

• solar system-->universe-->planet-->galaxy

• planet-->galaxy-->solar system-->universe

• planet-->solar system-->galaxy-->universe

Tags

NGSS.MS-ESS1-3

Karina, Brady and Brandon are discussing the sizes of different celestial bodies. They have three circles drawn in the sand on the beach, each representing a different celestial body: solar systems, galaxies, and the universe. How can they rearrange the words to correctly match the diagram in terms of sizes in space?

• Solar systems in the largest circle, then galaxies, followed by the universe in the smallest circle.

• Universe in the largest circle, then galaxies, followed by the solar systems in the smallest circle.

• Galaxies in the largest circle, then universe, followed by the solar systems in the smallest circle.

• The diagram is already correct.

Which of the following contains billions of galaxies?

• star

• nebula

• universe

• . solar system

Tags

NGSS.HS-ESS1-2

Which of the following is an accurate description of the relationship between components of the universe?

• Stars always contain galaxies

• Galaxies contain many stars

• Stars contain several nebulae

• Nebulae contain many galaxies

Which of these is never ending?

• solar system

• planet

• universe

• galaxy

A galaxy that does not have a regular shape?

• Spiral

• Elliptical

• Irregular

• Quasar