Earth Time and Motion
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Sunrise Project
7792 Views
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How the Sun Moves
7438 Views
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How the Sun Moves Across the Sky
8133 Views
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Our Planet is a Clock
6856 Views
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Intro to Solar Orientation
7340 Views
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Greenwich Globe
7419 Views
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Equation of Time - Clocks vs Sundials
7149 Views
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Earth at Night
6961 Views
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Analemma over El Cerrito
7535 Views