Earth Time and Motion
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Sunrise Project
6478 Views
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How the Sun Moves
6240 Views
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How the Sun Moves Across the Sky
6833 Views
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Our Planet is a Clock
5836 Views
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Intro to Solar Orientation
6147 Views
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Greenwich Globe
6341 Views
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Equation of Time - Clocks vs Sundials
6030 Views
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Earth at Night
5874 Views
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Analemma over El Cerrito
6353 Views