E2-32.HTML
E2-32: EPICYCLE MODEL - PTOLEMAIC SYSTEM OF PLANETS

PURPOSE: To illustrate the epicycle nature of Ptolemy's model of the solar system.

DESCRIPTION: This device consists of a rotating wooden disc on a stick. Steadily rotate the stick around its end while simultaneously rotating the smaller disc. The dot in the light area on the disc represents a planet.

SUGGESTIONS:

REFERENCES: (PIRA 8A10.60)

EQUIPMENT: Model as photographed.

SETUP TIME: None.


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