Earth Time and Motion
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Sunrise Project
229 Views
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How the Sun Moves
208 Views
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How the Sun Moves Across the Sky
220 Views
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Our Planet is a Clock
209 Views
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Intro to Solar Orientation
186 Views
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Greenwich Globe
225 Views
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Equation of Time - Clocks vs Sundials
198 Views
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Earth at Night
216 Views
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Analemma over El Cerrito
212 Views