Astronomy Unit 5

The ancient Greeks believed the ______ was in the middle of the universe. This was called ________________.

• Sun, geocentric

• Earth, heliocentric

• Earth, geocentric

• Sun, heliocentric

Copernicus challenged Ptolemy's beliefs that the Earth was in the center of the universe. What did Copernicus believe?

• The Earth revolved around the sun, which is heliocentric theory

• The Sun revolved around the Earth, which is geocentric theory

• The Earth and Sun revolved around each other

• The Earth revolved around the sun which is geocentric theory

The Big Bang Theory explains the formation of the...

• Earth

• Sun

• Universe

• Solar System

Tags

NGSS.HS-ESS1-2

What does the Big Bang theory suggest?

• The universe was just there
• The Milky Way is the only solar system
• The universe is continually expanding
• The universe is collapsing in toward a single point

Tags

NGSS.HS-ESS1-2

In relation to us, most galaxies are…

• Moving toward us

• Moving away from us

• Not moving

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What is the name of this model?

• Heliocentric Model

• Geocentric Model

• Circle Model

• Aristotle Model

Tags

NGSS.MS-ESS1-1

What is the name of this model

• heliocentric

• geocentric

• hooligancentric

• guineapig centric

Unit representing the distance light travels in one year, used to record distances between stars and galaxies.

• Spiral Galaxies
• Nebula
• Light-Year
• White Dwarf

Large group of stars, dust and gas held together by gravity; can be elliptical, spiral or irregular.  

• Space 
• Giant 
• Cluster 
• Galaxy

Tags

NGSS.MS-ESS1-2

States that about 13.7 billion years ago the universe began with a huge, fiery explosion. 

• Oscillating Model Theory 
• Steady State Theory 
• Big Bang Theory 
• Your Own Theory... Don't Pick this!