Vetenskapliga observationer med hjälp av mobiltelefonen

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Vilken stiger till större höjder, Valborgs- eller varmluftsballongen?

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Vintergatan- Vår galax

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Weight in the Moon

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Where do stars come from? Where do they go?

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Which one can rise higher, a toy balloon or a hot air balloon?

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Why do buoys float, while an eraser sinks?

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Why is it hotter in summer and colder in winter?

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Βροχές Διαττόντων – Πεφταστέρια - Οπτική παρατήρηση & καταγραφή

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