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Earth,is center of solar system
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Models for solar system, sun middle
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Thought sun and earth in center
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Published Military compass, measuring small objects
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Made laws to explain plantes motion
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Made three laws to explain gravity
A list shows items. A timeline shows sequence.
Use Timetoast to make dates, milestones, and turning points easier to understand in a clear visual format. Timetoast is a timeline maker for work, school, research, and stories.