8th Grade Chapter 3 Section 1 Observing the Solar System
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Created by:
allsaintsscience on October 5, 2009
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8 terms
Terms | Definitions |
|---|---|
 heliocentric system | Earth and the other planets revolve around the sun |
| geocentric system | Earth is at the center of the revolving planets and stars |
| Ptolemy | supported the geocentric model |
| Copernicus | developed the heliocentric model |
| Kepler | found that the orbit of each planet is an ellipse |
| Galileo | found evidence to support heliocentric model-4 moons of Jupiter & Venus has phases |
| ellipse | elongated oval shape |
| the sun, the planets and their moons, and several kinds of smaller objects that revolve around the sun | objects that make up the solar system |
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