0.5 didactic hour


Phänomen Sonnenfinsternis

0
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Spinning Earth animations

4
Average: 4 (1 vote)
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Day and Night simulation animations

3
Average: 3 (1 vote)
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RotCurve-Applet (rotation curves of spiral galaxies)

3
Average: 3 (1 vote)
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Catalog of Nearby Exoplanets (exoplanets.org)

0
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