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Koordinatsystem

2
Average: 2 (3 votes)
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Variable Stars - The Learning Cycle

3.666665
Average: 3.7 (3 votes)
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Kalendern

2
Average: 2 (1 vote)
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Stjärnornas rörelse

2.333335
Average: 2.3 (3 votes)
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Could a trained rat become an astronaut on a flight to Mars?

3.666665
Average: 3.7 (3 votes)
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Is Cosmic Radiation Dangerous?

4.333335
Average: 4.3 (3 votes)
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Miksi rakettia ei voida lähettää avaruuteen sähkömoottorilla?

4.333335
Average: 4.3 (3 votes)
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Закон за запазване на енергията в скейт-парка

3.75
Average: 3.8 (4 votes)
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Измерване константата на Планк

4.333335
Average: 4.3 (3 votes)
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Движение на заредени частици

4.42857
Average: 4.4 (7 votes)
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