DetailsScientific working models representing the sun - earth - and moon and their relationships. They are designed to demonstrate basic earth and moon motions and to explain the causes of day and night - seasons - and phases of the moon. The arm - the Earth and the Moon of this orbiter rotate manually around the Sun. The tilt of the Earth is kept in a static position as it is rotated. Economy version available as well.
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Catalogue Number EOSE0000 Size No Pack PC