Earth Time and Motion
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Sunrise Project
7904 Views
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How the Sun Moves
7572 Views
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How the Sun Moves Across the Sky
8294 Views
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Our Planet is a Clock
6978 Views
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Intro to Solar Orientation
7466 Views
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Greenwich Globe
7548 Views
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Equation of Time - Clocks vs Sundials
7271 Views
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Earth at Night
7072 Views
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Analemma over El Cerrito
7649 Views