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Earth Sun Geometry

Prod3-Im3

Like Sun Energy, this exhibit models the day-night and seasonal effects of the earth sun system. A camera on the globe views the shadow of a pointer as if you were standing on the globe yourself. On rotating the globe through a day the visitor sees sunrise, sunset, early morning and late afternoon long shadows and the short shadow brilliant noonday sun. And see the shadow pattern change dramatically with the season. Now the challenge; compare the fixed view of a shadow stick outside the museum (or graphics of it for cloudier climates) with the globe shadow. Match them up to tell the time and the season.

Audio Handsets Animation