Geocentric Theory


Remember to copy definitions, notes, and discoveries in your Scientific Journal.

What is the Geocentric Theory?
 
 
The Geocentric theory is a model of the universe where the Earth is the center and all other celestial bodies orbit it.  Celestial bodies include planets, moon, and stars.
 
Geo= Earth                     Centric= Center

Epicycle is a circular model used to explain the variations in speed and direction of the apparent motion of the sun, moon, and planets.

In your scientific Journal answer and complete the following while visiting the resources below:

Draw a model of the Geocentric Theory.

What were the characteristics and evidence astronomers found to support the Geocentric Theory?

Who was the scientist associated with the Geocentric Theory?

Draw epicycles in relation to the model.

What is apparent daily motion?

How long was the Geocentric Model accepted?

 
 
Below is a photo of the Geocentric model.  The Earth is in the center and all other bodies orbit around the Earth. 
 
 
 
 
 
 
 
 
 
 
 
CLICK on the SITE above to read about the GEOCENTRIC THEORY!
 






Click on the VIDEO to explore the GEOCENTRIC THEORY!
WATCH THE VIDEO TO 3:50




 




Click on the  VIDEO to learn about PTOLEMY and EPICYLES!
WATCH THE VIDEO TO 1:13



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