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Earth in center change in theory
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Sun in center planets revolve around
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sun and earth were the center
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planetary motion planets orbited an elliptical
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telescope made in 1608/ sun in middle put in prison
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gravitational pull,motion, force, mass, acceleration
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.